Deck 7: Radical Expressions and Equations

ملء الشاشة (f)
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سؤال
The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula <strong>The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula   . If the satellite's orbital speed is   meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter.  </strong> A) 4,397 B) 21,478 C) 19,331,856 D) 19,333,456 E) 19,330,256 <div style=padding-top: 35px> . If the satellite's orbital speed is <strong>The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula   . If the satellite's orbital speed is   meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter.  </strong> A) 4,397 B) 21,478 C) 19,331,856 D) 19,333,456 E) 19,330,256 <div style=padding-top: 35px> meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter. <strong>The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula   . If the satellite's orbital speed is   meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter.  </strong> A) 4,397 B) 21,478 C) 19,331,856 D) 19,333,456 E) 19,330,256 <div style=padding-top: 35px>

A) 4,397
B) 21,478
C) 19,331,856
D) 19,333,456
E) 19,330,256
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سؤال
Find the domain and range of the function. <strong>Find the domain and range of the function.  </strong> A) D : (-∞, ∞), R : (-∞, ∞) B) D : (-∞, ∞), R : [-8, ∞) C) D : (-∞, 7)∪(7, ∞), R : (-∞, ∞) D) D : (-∞, 7)∪(7, ∞), R : [-8, ∞) <div style=padding-top: 35px>

A) D : (-∞, ∞), R : (-∞, ∞)
B) D : (-∞, ∞), R : [-8, ∞)
C) D : (-∞, 7)∪(7, ∞), R : (-∞, ∞)
D) D : (-∞, 7)∪(7, ∞), R : [-8, ∞)
سؤال
What size is the television screen shown in the illustration? Find <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in. <div style=padding-top: 35px> if <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in. <div style=padding-top: 35px> in. and <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in. <div style=padding-top: 35px> in. <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in. <div style=padding-top: 35px>

A) 25 in.
B) 35 in.
C) 14.2 in.
D) 13.2 in.
E) 5 in.
سؤال
A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder?

A) 8 ft
B) 2 ft
C) <strong>A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder?</strong> A) 8 ft B) 2 ft C)   ft D)   ft E) 23 ft <div style=padding-top: 35px> ft
D) <strong>A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder?</strong> A) 8 ft B) 2 ft C)   ft D)   ft E) 23 ft <div style=padding-top: 35px> ft
E) 23 ft
سؤال
Find the square root without using a calculator. <strong>Find the square root without using a calculator.  </strong> A) 1.3 B) 12 C) 0.12 D) 1.1 E) 1.2 <div style=padding-top: 35px>

A) 1.3
B) 12
C) 0.12
D) 1.1
E) 1.2
سؤال
Find the value without using a calculator. <strong>Find the value without using a calculator.  </strong> A) 999 B) 10 C) 1,000 D) 30 E) 100 <div style=padding-top: 35px>

A) 999
B) 10
C) 1,000
D) 30
E) 100
سؤال
Find the square root without using a calculator. <strong>Find the square root without using a calculator.  </strong> A) 8 B) 10 C)   8 D)   7 E) 7 <div style=padding-top: 35px>

A) 8
B) 10
C) <strong>Find the square root without using a calculator.  </strong> A) 8 B) 10 C)   8 D)   7 E) 7 <div style=padding-top: 35px> 8
D) <strong>Find the square root without using a calculator.  </strong> A) 8 B) 10 C)   8 D)   7 E) 7 <div style=padding-top: 35px> 7
E) 7
سؤال
Find the domain and range of the function. <strong>Find the domain and range of the function.  </strong> A) D : (0, ∞), R :(-∞, -6) B) D : [0, ∞), R :(-6, ∞] C) D : [0, ∞), R :(-∞, -6] D) D : [0, ∞), R :(-∞, ∞) <div style=padding-top: 35px>

A) D : (0, ∞), R :(-∞, -6)
B) D : [0, ∞), R :(-6, ∞]
C) D : [0, ∞), R :(-∞, -6]
D) D : [0, ∞), R :(-∞, ∞)
سؤال
Simplify the radical. <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary. <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A) -3 y B) -3 y <sup>2</sup> C) 3| y | D) 3 y <sup>2</sup> E) 3 y <div style=padding-top: 35px>

A) -3 y
B) -3 y 2
C) 3| y |
D) 3 y 2
E) 3 y
سؤال
Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary. <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A) | a + 1| B) a - 1 C) -a - 1 D) a + 1 E) | a - 1| <div style=padding-top: 35px>

A) | a + 1|
B) a - 1
C) -a - 1
D) a + 1
E) | a - 1|
سؤال
The formula <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft <div style=padding-top: 35px> relates the speed <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft <div style=padding-top: 35px> (in mph) of a car and the distance <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft <div style=padding-top: 35px> of the skid when a driver hits the brakes. On wet pavement, <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft <div style=padding-top: 35px> . How far will a car skid if it is going 50 mph?

A) about 215 ft
B) about 204 ft
C) about 238 ft
D) about 283 ft
E) about 226 ft
سؤال
A cubical box has a volume of 8 cubic feet. Substitute 8 for V in the formula <strong>A cubical box has a volume of 8 cubic feet. Substitute 8 for V in the formula   , and solve for s to find the length of each side of the box.</strong> A)   B) 6 cu. ft. C) 4 cu. ft. D) 2 cu. ft. E) none of the above <div style=padding-top: 35px> , and solve for s to find the length of each side of the box.

A) <strong>A cubical box has a volume of 8 cubic feet. Substitute 8 for V in the formula   , and solve for s to find the length of each side of the box.</strong> A)   B) 6 cu. ft. C) 4 cu. ft. D) 2 cu. ft. E) none of the above <div style=padding-top: 35px>
B) 6 cu. ft.
C) 4 cu. ft.
D) 2 cu. ft.
E) none of the above
سؤال
Find the value. Find the value.  <div style=padding-top: 35px>
سؤال
Find the value. <strong>Find the value.  </strong> A) -9 B) 9 C)   D) - 1 E) 1 <div style=padding-top: 35px>

A) -9
B) 9
C) <strong>Find the value.  </strong> A) -9 B) 9 C)   D) - 1 E) 1 <div style=padding-top: 35px>
D) - 1
E) 1
سؤال
Find the domain and range of the function. <strong>Find the domain and range of the function.  </strong> A) D : (-4, ∞), R : [0, ∞) B) D : [-4, ∞), R : (0, ∞) C) D : [-4, ∞), R : [0, ∞) D) D : (-4, ∞), R : (0, ∞) <div style=padding-top: 35px>

A) D : (-4, ∞), R : [0, ∞)
B) D : [-4, ∞), R : (0, ∞)
C) D : [-4, ∞), R : [0, ∞)
D) D : (-4, ∞), R : (0, ∞)
سؤال
Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary. <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Find the value without using a calculator. <strong>Find the value without using a calculator.  </strong> A) -0.1 B) 0.1 C) 0.3 D) -0.3 E) not a real number <div style=padding-top: 35px>

A) -0.1
B) 0.1
C) 0.3
D) -0.3
E) not a real number
سؤال
The number of wrenches that can be produced at a given price can be predicted by the formula <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above <div style=padding-top: 35px> , where <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above <div style=padding-top: 35px> is the supply (in thousands) and <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above <div style=padding-top: 35px> is the price (in dollars). If the demand <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above <div style=padding-top: 35px> for the wrenches can be predicted by the formula <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above <div style=padding-top: 35px> , find the equilibrium price.

A) $5
B) $4
C) $3
D) None of the above
سؤال
After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. <div style=padding-top: 35px> in. and <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. <div style=padding-top: 35px> in., what measurement should the frame maker read on the yardstick? <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. <div style=padding-top: 35px>

A) <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. <div style=padding-top: 35px> in.
B) <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. <div style=padding-top: 35px> in.
C) 11 in.
D) 13 in.
E) 17 in.
سؤال
Simplify the expression. <strong>Simplify the expression.  </strong> A) 25 B)   C) 4 D) 16 E) 81 <div style=padding-top: 35px>

A) 25
B) <strong>Simplify the expression.  </strong> A) 25 B)   C) 4 D) 16 E) 81 <div style=padding-top: 35px>
C) 4
D) 16
E) 81
سؤال
Simplify: <strong>Simplify:  </strong> A) 2 B) 3 C) 16 D) 96 <div style=padding-top: 35px>

A) 2
B) 3
C) 16
D) 96
سؤال
Simplify the exponential expression. <strong>Simplify the exponential expression.  </strong> A) |u - 3| B) u - 3 C) u <sup>2</sup> - 9 D) not a real number <div style=padding-top: 35px>

A) |u - 3|
B) u - 3
C) u 2 - 9
D) not a real number
سؤال
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the expression. All variables represent positive real numbers. <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Find the distance between points P and Q , where P (5, 6) and Q (8, -7).

A) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the exponential expression. <strong>Simplify the exponential expression.  </strong> A) -36 p B) 6 p <sup>2</sup> C) 36 p <sup>2</sup> D) not a real number <div style=padding-top: 35px>

A) -36 p
B) 6 p 2
C) 36 p 2
D) not a real number
سؤال
Find the distance between the two points. (1, 9) and (-9, -3)

A) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)   <div style=padding-top: 35px>
B) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)   <div style=padding-top: 35px>
C) 61
D) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)   <div style=padding-top: 35px>
E) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the radical expression. Assume that variables represent positive numbers. <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)   <div style=padding-top: 35px>

A) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)   <div style=padding-top: 35px>
B) 8 <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)   <div style=padding-top: 35px>
C) 64 z 2
D) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)   <div style=padding-top: 35px>
سؤال
Simplify the radical expression. Assume that variables represent positive numbers. <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Write <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px> using positive rational exponents.

A) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Perform the operation. Do not use negative exponents in the answer. <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Find the distance between two points. (2, 2) and (8, 10)

A) 10
B) 15
C) 13
D) 7
E) 16
سؤال
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the expression. All variables represent positive real numbers. <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers. <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
The formula <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft <div style=padding-top: 35px> relates the speed <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft <div style=padding-top: 35px> (in mph) of a car and the distance <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft <div style=padding-top: 35px> of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement, <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft <div style=padding-top: 35px> .

A) about 73 ft
B) about 90 ft
C) about 113 ft
D) about 95 ft
E) about 106 ft
سؤال
Multiply and simplify where possible. <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Find the following product and express your answer in simplest radical form. <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
The power generated by a windmill is related to the speed of the wind by the formula <strong>The power generated by a windmill is related to the speed of the wind by the formula   , where   is the speed of the wind (in mph) and   is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.</strong> A) 27.07 mph B) 28.99 mph C) 28.25 mph D) 27.44 mph E) 27.56 mph <div style=padding-top: 35px> , where <strong>The power generated by a windmill is related to the speed of the wind by the formula   , where   is the speed of the wind (in mph) and   is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.</strong> A) 27.07 mph B) 28.99 mph C) 28.25 mph D) 27.44 mph E) 27.56 mph <div style=padding-top: 35px> is the speed of the wind (in mph) and <strong>The power generated by a windmill is related to the speed of the wind by the formula   , where   is the speed of the wind (in mph) and   is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.</strong> A) 27.07 mph B) 28.99 mph C) 28.25 mph D) 27.44 mph E) 27.56 mph <div style=padding-top: 35px> is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.

A) 27.07 mph
B) 28.99 mph
C) 28.25 mph
D) 27.44 mph
E) 27.56 mph
سؤال
Use the distributive property to help simplify the expression. <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Use the distributive property to help simplify the expression. <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Johannes Kepler discovered that a planet's mean distance <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU <div style=padding-top: 35px> from the sun (in astronomical units) is related to its period <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU <div style=padding-top: 35px> (in years) by the formula <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU <div style=padding-top: 35px> Find <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU <div style=padding-top: 35px> when <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU <div style=padding-top: 35px> and <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU <div style=padding-top: 35px> .

A) 19.17 AU
B) 15.34 AU
C) 17.25 AU
D) 18.58 AU
E) 13.42 AU
سؤال
Find lengths of AC and BC, if AB = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px> . <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px>

A) AC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px> , BC = 12
B) AC = 12, BC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px>
C) AC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px> , BC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px>
D) AC = 12, BC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px>
E) AC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 <div style=padding-top: 35px> , BC = 6
سؤال
Rationalize the denominator and simplify. All variables represent positive real numbers. <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Rationalize the numerator of a fraction. <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Use the distributive property to help simplify the expression. <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Find the length of AB, if BC = <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6 <div style=padding-top: 35px> . <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6 <div style=padding-top: 35px>

A) 18
B) <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6 <div style=padding-top: 35px>
C) <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6 <div style=padding-top: 35px>
D) <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6 <div style=padding-top: 35px>
E) 6
سؤال
Rationalize the numerator of a fraction. <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Rationalize the denominator and simplify. The variables represent positive real numbers. <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Rationalize the numerator of a fraction. <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) 29 B) 25 C) 5 D) 31 E) no solution <div style=padding-top: 35px>

A) 29
B) 25
C) 5
D) 31
E) no solution
سؤال
Express the following expression in simplest radical form. All variables represent positive real numbers. <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Multiply and simplify where possible. <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Simplify the expression. Assume that all variables represent positive numbers. <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Find the length of AB, if BC = <strong>Find the length of AB, if BC =   .  </strong> A) 4 B) 2 C) 3 D) 8 E) 16 <div style=padding-top: 35px> . <strong>Find the length of AB, if BC =   .  </strong> A) 4 B) 2 C) 3 D) 8 E) 16 <div style=padding-top: 35px>

A) 4
B) 2
C) 3
D) 8
E) 16
سؤال
Write <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px> in terms of i and simplify.

A) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Solve the equation. Write all solutions and then indicate which of those solutions are extraneous. <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   <div style=padding-top: 35px> is extraneous
B) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   <div style=padding-top: 35px> is extraneous
C) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   <div style=padding-top: 35px>
سؤال
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   <div style=padding-top: 35px>

A) x = 0, x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   <div style=padding-top: 35px> is extraneous
B) x = 0, x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   <div style=padding-top: 35px> is extraneous
C) x = 0, x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   <div style=padding-top: 35px>
D) x = 0, x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   <div style=padding-top: 35px>
E) x = 0, x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   <div style=padding-top: 35px>
سؤال
Solve the equation. <strong>Solve the equation.  </strong> A) t = 6 B) t = 7 C) t = 5 D) t = 5, 6 E) no solution <div style=padding-top: 35px>

A) t = 6
B) t = 7
C) t = 5
D) t = 5, 6
E) no solution
سؤال
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) 7 B)   7 C) 0 D)   7, 7 E) 0 is extraneous <div style=padding-top: 35px>

A) 7
B) <strong>Solve the equation. Check all solutions.  </strong> A) 7 B)   7 C) 0 D)   7, 7 E) 0 is extraneous <div style=padding-top: 35px> 7
C) 0
D) <strong>Solve the equation. Check all solutions.  </strong> A) 7 B)   7 C) 0 D)   7, 7 E) 0 is extraneous <div style=padding-top: 35px> 7, 7
E) 0 is extraneous
سؤال
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Write <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px> in terms of i , perform the indicated operations, and simplify.

A) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
The period of a pendulum is the time it takes to swing from one side to the other side and back. The formula <strong>The period of a pendulum is the time it takes to swing from one side to the other side and back. The formula   where T represents the time in seconds and L the length in feet, can be used to determine the period of a pendulum (see the figure). Find the period of a 4-feet pendulum. Express your answer to the nearest tenth of a second.</strong> A) 2.4 seconds B) 2.9 seconds C) 2.2 seconds D) 2.5 seconds E) 0.8 seconds <div style=padding-top: 35px> where T represents the time in seconds and L the length in feet, can be used to determine the period of a pendulum (see the figure). Find the period of a 4-feet pendulum. Express your answer to the nearest tenth of a second.

A) 2.4 seconds
B) 2.9 seconds
C) 2.2 seconds
D) 2.5 seconds
E) 0.8 seconds
سؤال
Solve the formula for an indicated variable. <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Write the expression in <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px> form. <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>

A) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9 <div style=padding-top: 35px>

A) x = 12, x = - 9 is extraneous
B) x = 82, x = - 82 is extraneous
C) x = 12, x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9 <div style=padding-top: 35px> is extraneous
D) x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9 <div style=padding-top: 35px> , x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9 <div style=padding-top: 35px>
E) x = 12, x = - 9
سؤال
Perform the operation. Write the answer in a + bi form. <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Write <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px> in terms of i and simplify.

A) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
B) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
C) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
D) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
E) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   <div style=padding-top: 35px>
سؤال
Use the following formula to find the speed of a car that left skid marks of 300 feet in length: <strong>Use the following formula to find the speed of a car that left skid marks of 300 feet in length:   where the coefficient of friction,   , D is the distance skidded, and S is the speed of the car. Express your answer to the nearest mile per hour.</strong> A) 47 miles per hour B) 11 miles per hour C) 60 miles per hour D) 55 miles per hour E) 67 miles per hour <div style=padding-top: 35px> where the coefficient of friction, <strong>Use the following formula to find the speed of a car that left skid marks of 300 feet in length:   where the coefficient of friction,   , D is the distance skidded, and S is the speed of the car. Express your answer to the nearest mile per hour.</strong> A) 47 miles per hour B) 11 miles per hour C) 60 miles per hour D) 55 miles per hour E) 67 miles per hour <div style=padding-top: 35px> , D is the distance skidded, and S is the speed of the car. Express your answer to the nearest mile per hour.

A) 47 miles per hour
B) 11 miles per hour
C) 60 miles per hour
D) 55 miles per hour
E) 67 miles per hour
سؤال
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) 39 B) 64 C) 41 D) 52 E) no solution <div style=padding-top: 35px>

A) 39
B) 64
C) 41
D) 52
E) no solution
سؤال
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)   <div style=padding-top: 35px>
سؤال
Solve the equation. <strong>Solve the equation.  </strong> A) 0 B) 1 C) -1 D) -1, 1 E) no solution <div style=padding-top: 35px>

A) 0
B) 1
C) -1
D) -1, 1
E) no solution
سؤال
Solve the equation. <strong>Solve the equation.  </strong> A) a = 36 B) a = 3 C) a = 9 D) a = 6 E) no solution <div style=padding-top: 35px>

A) a = 36
B) a = 3
C) a = 9
D) a = 6
E) no solution
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Deck 7: Radical Expressions and Equations
1
The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula <strong>The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula   . If the satellite's orbital speed is   meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter.  </strong> A) 4,397 B) 21,478 C) 19,331,856 D) 19,333,456 E) 19,330,256 . If the satellite's orbital speed is <strong>The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula   . If the satellite's orbital speed is   meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter.  </strong> A) 4,397 B) 21,478 C) 19,331,856 D) 19,333,456 E) 19,330,256 meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter. <strong>The orbital speed ( s ) of an earth satellite is related to its distance ( r ) from the earth's center by the formula   . If the satellite's orbital speed is   meters per second, find its altitude a (in meters) above the earth's surface, as shown in the illustration. Round the answer to the nearest meter.  </strong> A) 4,397 B) 21,478 C) 19,331,856 D) 19,333,456 E) 19,330,256

A) 4,397
B) 21,478
C) 19,331,856
D) 19,333,456
E) 19,330,256
19,330,256
2
Find the domain and range of the function. <strong>Find the domain and range of the function.  </strong> A) D : (-∞, ∞), R : (-∞, ∞) B) D : (-∞, ∞), R : [-8, ∞) C) D : (-∞, 7)∪(7, ∞), R : (-∞, ∞) D) D : (-∞, 7)∪(7, ∞), R : [-8, ∞)

A) D : (-∞, ∞), R : (-∞, ∞)
B) D : (-∞, ∞), R : [-8, ∞)
C) D : (-∞, 7)∪(7, ∞), R : (-∞, ∞)
D) D : (-∞, 7)∪(7, ∞), R : [-8, ∞)
D : (-∞, ∞), R : (-∞, ∞)
3
What size is the television screen shown in the illustration? Find <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in. if <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in. in. and <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in. in. <strong>What size is the television screen shown in the illustration? Find   if   in. and   in.  </strong> A) 25 in. B) 35 in. C) 14.2 in. D) 13.2 in. E) 5 in.

A) 25 in.
B) 35 in.
C) 14.2 in.
D) 13.2 in.
E) 5 in.
25 in.
4
A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder?

A) 8 ft
B) 2 ft
C) <strong>A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder?</strong> A) 8 ft B) 2 ft C)   ft D)   ft E) 23 ft ft
D) <strong>A 17-foot ladder reaches a window 15 feet above the ground. How far from the wall is the base of the ladder?</strong> A) 8 ft B) 2 ft C)   ft D)   ft E) 23 ft ft
E) 23 ft
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5
Find the square root without using a calculator. <strong>Find the square root without using a calculator.  </strong> A) 1.3 B) 12 C) 0.12 D) 1.1 E) 1.2

A) 1.3
B) 12
C) 0.12
D) 1.1
E) 1.2
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6
Find the value without using a calculator. <strong>Find the value without using a calculator.  </strong> A) 999 B) 10 C) 1,000 D) 30 E) 100

A) 999
B) 10
C) 1,000
D) 30
E) 100
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7
Find the square root without using a calculator. <strong>Find the square root without using a calculator.  </strong> A) 8 B) 10 C)   8 D)   7 E) 7

A) 8
B) 10
C) <strong>Find the square root without using a calculator.  </strong> A) 8 B) 10 C)   8 D)   7 E) 7 8
D) <strong>Find the square root without using a calculator.  </strong> A) 8 B) 10 C)   8 D)   7 E) 7 7
E) 7
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8
Find the domain and range of the function. <strong>Find the domain and range of the function.  </strong> A) D : (0, ∞), R :(-∞, -6) B) D : [0, ∞), R :(-6, ∞] C) D : [0, ∞), R :(-∞, -6] D) D : [0, ∞), R :(-∞, ∞)

A) D : (0, ∞), R :(-∞, -6)
B) D : [0, ∞), R :(-6, ∞]
C) D : [0, ∞), R :(-∞, -6]
D) D : [0, ∞), R :(-∞, ∞)
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9
Simplify the radical. <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the radical.  </strong> A)   B)   C)   D)   E)
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10
Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary. <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A) -3 y B) -3 y <sup>2</sup> C) 3| y | D) 3 y <sup>2</sup> E) 3 y

A) -3 y
B) -3 y 2
C) 3| y |
D) 3 y 2
E) 3 y
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11
Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary. <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A) | a + 1| B) a - 1 C) -a - 1 D) a + 1 E) | a - 1|

A) | a + 1|
B) a - 1
C) -a - 1
D) a + 1
E) | a - 1|
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12
The formula <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft relates the speed <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft (in mph) of a car and the distance <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft of the skid when a driver hits the brakes. On wet pavement, <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. On wet pavement,   . How far will a car skid if it is going 50 mph?</strong> A) about 215 ft B) about 204 ft C) about 238 ft D) about 283 ft E) about 226 ft . How far will a car skid if it is going 50 mph?

A) about 215 ft
B) about 204 ft
C) about 238 ft
D) about 283 ft
E) about 226 ft
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13
A cubical box has a volume of 8 cubic feet. Substitute 8 for V in the formula <strong>A cubical box has a volume of 8 cubic feet. Substitute 8 for V in the formula   , and solve for s to find the length of each side of the box.</strong> A)   B) 6 cu. ft. C) 4 cu. ft. D) 2 cu. ft. E) none of the above , and solve for s to find the length of each side of the box.

A) <strong>A cubical box has a volume of 8 cubic feet. Substitute 8 for V in the formula   , and solve for s to find the length of each side of the box.</strong> A)   B) 6 cu. ft. C) 4 cu. ft. D) 2 cu. ft. E) none of the above
B) 6 cu. ft.
C) 4 cu. ft.
D) 2 cu. ft.
E) none of the above
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14
Find the value. Find the value.
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15
Find the value. <strong>Find the value.  </strong> A) -9 B) 9 C)   D) - 1 E) 1

A) -9
B) 9
C) <strong>Find the value.  </strong> A) -9 B) 9 C)   D) - 1 E) 1
D) - 1
E) 1
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16
Find the domain and range of the function. <strong>Find the domain and range of the function.  </strong> A) D : (-4, ∞), R : [0, ∞) B) D : [-4, ∞), R : (0, ∞) C) D : [-4, ∞), R : [0, ∞) D) D : (-4, ∞), R : (0, ∞)

A) D : (-4, ∞), R : [0, ∞)
B) D : [-4, ∞), R : (0, ∞)
C) D : [-4, ∞), R : [0, ∞)
D) D : (-4, ∞), R : (0, ∞)
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17
Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary. <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)

A) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)
B) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)
C) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)
D) <strong>Find the square root. Assume that all variables are unrestricted, and use absolute value symbols if necessary.  </strong> A)   B)   C)   D)
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18
Find the value without using a calculator. <strong>Find the value without using a calculator.  </strong> A) -0.1 B) 0.1 C) 0.3 D) -0.3 E) not a real number

A) -0.1
B) 0.1
C) 0.3
D) -0.3
E) not a real number
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19
The number of wrenches that can be produced at a given price can be predicted by the formula <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above , where <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above is the supply (in thousands) and <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above is the price (in dollars). If the demand <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above for the wrenches can be predicted by the formula <strong>The number of wrenches that can be produced at a given price can be predicted by the formula   , where   is the supply (in thousands) and   is the price (in dollars). If the demand   for the wrenches can be predicted by the formula   , find the equilibrium price.</strong> A) $5 B) $4 C) $3 D) None of the above , find the equilibrium price.

A) $5
B) $4
C) $3
D) None of the above
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20
After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. in. and <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. in., what measurement should the frame maker read on the yardstick? <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in.

A) <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. in.
B) <strong>After joining two pieces of picture frame molding together, a frame maker checks her work by making a diagonal measurement (see the illustration). If the sides of the frame that form a right angle are   in. and   in., what measurement should the frame maker read on the yardstick?  </strong> A)   in. B)   in. C) 11 in. D) 13 in. E) 17 in. in.
C) 11 in.
D) 13 in.
E) 17 in.
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21
Simplify the expression. <strong>Simplify the expression.  </strong> A) 25 B)   C) 4 D) 16 E) 81

A) 25
B) <strong>Simplify the expression.  </strong> A) 25 B)   C) 4 D) 16 E) 81
C) 4
D) 16
E) 81
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22
Simplify: <strong>Simplify:  </strong> A) 2 B) 3 C) 16 D) 96

A) 2
B) 3
C) 16
D) 96
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23
Simplify the exponential expression. <strong>Simplify the exponential expression.  </strong> A) |u - 3| B) u - 3 C) u <sup>2</sup> - 9 D) not a real number

A) |u - 3|
B) u - 3
C) u 2 - 9
D) not a real number
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24
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
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25
Simplify the expression. All variables represent positive real numbers. <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
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26
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
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27
Find the distance between points P and Q , where P (5, 6) and Q (8, -7).

A) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)
B) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)
C) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)
D) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)
E) <strong>Find the distance between points P and Q , where P (5, 6) and Q (8, -7).</strong> A)   B)   C)   D)   E)
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28
Simplify the exponential expression. <strong>Simplify the exponential expression.  </strong> A) -36 p B) 6 p <sup>2</sup> C) 36 p <sup>2</sup> D) not a real number

A) -36 p
B) 6 p 2
C) 36 p 2
D) not a real number
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29
Find the distance between the two points. (1, 9) and (-9, -3)

A) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)
B) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)
C) 61
D) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)
E) <strong>Find the distance between the two points. (1, 9) and (-9, -3)</strong> A)   B)   C) 61 D)   E)
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30
Simplify the radical expression. Assume that variables represent positive numbers. <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)

A) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)
B) 8 <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)
C) 64 z 2
D) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B) 8   C) 64 z <sup>2</sup> D)
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31
Simplify the radical expression. Assume that variables represent positive numbers. <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)

A) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)
B) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)
C) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)
D) <strong>Simplify the radical expression. Assume that variables represent positive numbers.  </strong> A)   B)   C)   D)
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32
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
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33
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
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34
Write <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)   using positive rational exponents.

A) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)
B) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)
C) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)
D) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)
E) <strong>Write   using positive rational exponents.</strong> A)   B)   C)   D)   E)
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35
Perform the operation. Do not use negative exponents in the answer. <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)

A) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)
B) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)
C) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)
D) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)
E) <strong>Perform the operation. Do not use negative exponents in the answer.  </strong> A)   B)   C)   D)   E)
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36
Find the distance between two points. (2, 2) and (8, 10)

A) 10
B) 15
C) 13
D) 7
E) 16
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37
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
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38
Simplify the expression. All variables represent positive real numbers. <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
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39
Simplify the expression. <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression.  </strong> A)   B)   C)   D)   E)
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40
Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers. <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)

A) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
B) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
C) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
D) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
E) <strong>Perform the operation. Do not use negative exponents in the answer. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
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41
The formula <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft relates the speed <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft (in mph) of a car and the distance <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement, <strong>The formula   relates the speed   (in mph) of a car and the distance   of the skid when a driver hits the brakes. How far will a car skid if it is going 52 mph on dry pavement? On dry pavement,   .</strong> A) about 73 ft B) about 90 ft C) about 113 ft D) about 95 ft E) about 106 ft .

A) about 73 ft
B) about 90 ft
C) about 113 ft
D) about 95 ft
E) about 106 ft
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42
Multiply and simplify where possible. <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)

A) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
B) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
C) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
D) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
E) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
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43
Find the following product and express your answer in simplest radical form. <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)

A) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)
B) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)
C) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)
D) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)
E) <strong>Find the following product and express your answer in simplest radical form.  </strong> A)   B)   C)   D)   E)
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44
The power generated by a windmill is related to the speed of the wind by the formula <strong>The power generated by a windmill is related to the speed of the wind by the formula   , where   is the speed of the wind (in mph) and   is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.</strong> A) 27.07 mph B) 28.99 mph C) 28.25 mph D) 27.44 mph E) 27.56 mph , where <strong>The power generated by a windmill is related to the speed of the wind by the formula   , where   is the speed of the wind (in mph) and   is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.</strong> A) 27.07 mph B) 28.99 mph C) 28.25 mph D) 27.44 mph E) 27.56 mph is the speed of the wind (in mph) and <strong>The power generated by a windmill is related to the speed of the wind by the formula   , where   is the speed of the wind (in mph) and   is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.</strong> A) 27.07 mph B) 28.99 mph C) 28.25 mph D) 27.44 mph E) 27.56 mph is the power (in watts). Find the speed of the wind when the windmill is producing 413 watts of power.

A) 27.07 mph
B) 28.99 mph
C) 28.25 mph
D) 27.44 mph
E) 27.56 mph
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45
Use the distributive property to help simplify the expression. <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
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46
Use the distributive property to help simplify the expression. <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
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47
Johannes Kepler discovered that a planet's mean distance <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU from the sun (in astronomical units) is related to its period <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU (in years) by the formula <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU Find <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU when <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU and <strong>Johannes Kepler discovered that a planet's mean distance   from the sun (in astronomical units) is related to its period   (in years) by the formula   Find   when   and   .</strong> A) 19.17 AU B) 15.34 AU C) 17.25 AU D) 18.58 AU E) 13.42 AU .

A) 19.17 AU
B) 15.34 AU
C) 17.25 AU
D) 18.58 AU
E) 13.42 AU
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48
Find lengths of AC and BC, if AB = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 . <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6

A) AC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 , BC = 12
B) AC = 12, BC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6
C) AC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 , BC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6
D) AC = 12, BC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6
E) AC = <strong>Find lengths of AC and BC, if AB =   .  </strong> A) AC =   , BC = 12 B) AC = 12, BC =   C) AC =   , BC =   D) AC = 12, BC =   E) AC =   , BC = 6 , BC = 6
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49
Rationalize the denominator and simplify. All variables represent positive real numbers. <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)

A) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
B) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
C) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
D) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
E) <strong>Rationalize the denominator and simplify. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
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50
Rationalize the numerator of a fraction. <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)

A) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
B) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
C) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
D) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
E) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
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51
Use the distributive property to help simplify the expression. <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)

A) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
B) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
C) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
D) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
E) <strong>Use the distributive property to help simplify the expression.  </strong> A)   B)   C)   D)   E)
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52
Find the length of AB, if BC = <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6 . <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6

A) 18
B) <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6
C) <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6
D) <strong>Find the length of AB, if BC =   .  </strong> A) 18 B)   C)   D)   E) 6
E) 6
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53
Rationalize the numerator of a fraction. <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)

A) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
B) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
C) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
D) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
E) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
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54
Rationalize the denominator and simplify. The variables represent positive real numbers. <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)

A) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
B) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
C) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
D) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
E) <strong>Rationalize the denominator and simplify. The variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
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55
Rationalize the numerator of a fraction. <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)

A) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
B) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
C) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
D) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
E) <strong>Rationalize the numerator of a fraction.  </strong> A)   B)   C)   D)   E)
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56
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) 29 B) 25 C) 5 D) 31 E) no solution

A) 29
B) 25
C) 5
D) 31
E) no solution
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57
Express the following expression in simplest radical form. All variables represent positive real numbers. <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)

A) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
B) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
C) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
D) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
E) <strong>Express the following expression in simplest radical form. All variables represent positive real numbers.  </strong> A)   B)   C)   D)   E)
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58
Multiply and simplify where possible. <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)

A) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
B) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
C) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
D) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
E) <strong>Multiply and simplify where possible.  </strong> A)   B)   C)   D)   E)
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59
Simplify the expression. Assume that all variables represent positive numbers. <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)

A) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
B) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
C) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
D) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
E) <strong>Simplify the expression. Assume that all variables represent positive numbers.  </strong> A)   B)   C)   D)   E)
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60
Find the length of AB, if BC = <strong>Find the length of AB, if BC =   .  </strong> A) 4 B) 2 C) 3 D) 8 E) 16 . <strong>Find the length of AB, if BC =   .  </strong> A) 4 B) 2 C) 3 D) 8 E) 16

A) 4
B) 2
C) 3
D) 8
E) 16
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61
Write <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   in terms of i and simplify.

A) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
B) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
C) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
D) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
E) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
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62
Solve the equation. Write all solutions and then indicate which of those solutions are extraneous. <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)

A) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   is extraneous
B) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)   is extraneous
C) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)
D) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)
E) <strong>Solve the equation. Write all solutions and then indicate which of those solutions are extraneous.  </strong> A)   is extraneous B)   is extraneous C)   D)   E)
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63
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =

A) x = 0, x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   is extraneous
B) x = 0, x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =   is extraneous
C) x = 0, x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =
D) x = 0, x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =
E) x = 0, x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 0, x =   is extraneous B) x = 0, x = -   is extraneous C) x = 0, x =   D) x = 0, x = -   E) x = 0, x =
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64
Solve the equation. <strong>Solve the equation.  </strong> A) t = 6 B) t = 7 C) t = 5 D) t = 5, 6 E) no solution

A) t = 6
B) t = 7
C) t = 5
D) t = 5, 6
E) no solution
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65
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) 7 B)   7 C) 0 D)   7, 7 E) 0 is extraneous

A) 7
B) <strong>Solve the equation. Check all solutions.  </strong> A) 7 B)   7 C) 0 D)   7, 7 E) 0 is extraneous 7
C) 0
D) <strong>Solve the equation. Check all solutions.  </strong> A) 7 B)   7 C) 0 D)   7, 7 E) 0 is extraneous 7, 7
E) 0 is extraneous
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66
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
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67
Write <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)   in terms of i , perform the indicated operations, and simplify.

A) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)
B) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)
C) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)
D) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)
E) <strong>Write   in terms of i , perform the indicated operations, and simplify.</strong> A)   B)   C)   D)   E)
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68
The period of a pendulum is the time it takes to swing from one side to the other side and back. The formula <strong>The period of a pendulum is the time it takes to swing from one side to the other side and back. The formula   where T represents the time in seconds and L the length in feet, can be used to determine the period of a pendulum (see the figure). Find the period of a 4-feet pendulum. Express your answer to the nearest tenth of a second.</strong> A) 2.4 seconds B) 2.9 seconds C) 2.2 seconds D) 2.5 seconds E) 0.8 seconds where T represents the time in seconds and L the length in feet, can be used to determine the period of a pendulum (see the figure). Find the period of a 4-feet pendulum. Express your answer to the nearest tenth of a second.

A) 2.4 seconds
B) 2.9 seconds
C) 2.2 seconds
D) 2.5 seconds
E) 0.8 seconds
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69
Solve the formula for an indicated variable. <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)

A) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)
B) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)
C) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)
D) <strong>Solve the formula for an indicated variable.  </strong> A)   B)   C)   D)
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70
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
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71
Write the expression in <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)   form. <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)

A) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)
B) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)
C) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)
D) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)
E) <strong>Write the expression in   form.  </strong> A)   B)   C)   D)   E)
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72
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9

A) x = 12, x = - 9 is extraneous
B) x = 82, x = - 82 is extraneous
C) x = 12, x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9 is extraneous
D) x = <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9 , x = - <strong>Solve the equation. Check all solutions.  </strong> A) x = 12, x = - 9 is extraneous B) x = 82, x = - 82 is extraneous C) x = 12, x = -   is extraneous D) x =   , x = -   E) x = 12, x = - 9
E) x = 12, x = - 9
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73
Perform the operation. Write the answer in a + bi form. <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)

A) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)
B) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)
C) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)
D) <strong>Perform the operation. Write the answer in a + bi form.  </strong> A)   B)   C)   D)
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74
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
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75
Write <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)   in terms of i and simplify.

A) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
B) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
C) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
D) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
E) <strong>Write   in terms of i and simplify.</strong> A)   B)   C)   D)   E)
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76
Use the following formula to find the speed of a car that left skid marks of 300 feet in length: <strong>Use the following formula to find the speed of a car that left skid marks of 300 feet in length:   where the coefficient of friction,   , D is the distance skidded, and S is the speed of the car. Express your answer to the nearest mile per hour.</strong> A) 47 miles per hour B) 11 miles per hour C) 60 miles per hour D) 55 miles per hour E) 67 miles per hour where the coefficient of friction, <strong>Use the following formula to find the speed of a car that left skid marks of 300 feet in length:   where the coefficient of friction,   , D is the distance skidded, and S is the speed of the car. Express your answer to the nearest mile per hour.</strong> A) 47 miles per hour B) 11 miles per hour C) 60 miles per hour D) 55 miles per hour E) 67 miles per hour , D is the distance skidded, and S is the speed of the car. Express your answer to the nearest mile per hour.

A) 47 miles per hour
B) 11 miles per hour
C) 60 miles per hour
D) 55 miles per hour
E) 67 miles per hour
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77
Solve the equation. Check all solutions. <strong>Solve the equation. Check all solutions.  </strong> A) 39 B) 64 C) 41 D) 52 E) no solution

A) 39
B) 64
C) 41
D) 52
E) no solution
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78
Simplify the expression. Enter the answer in a + bi form. <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)

A) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
B) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
C) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
D) <strong>Simplify the expression. Enter the answer in a + bi form.  </strong> A)   B)   C)   D)
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79
Solve the equation. <strong>Solve the equation.  </strong> A) 0 B) 1 C) -1 D) -1, 1 E) no solution

A) 0
B) 1
C) -1
D) -1, 1
E) no solution
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80
Solve the equation. <strong>Solve the equation.  </strong> A) a = 36 B) a = 3 C) a = 9 D) a = 6 E) no solution

A) a = 36
B) a = 3
C) a = 9
D) a = 6
E) no solution
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افتح القفل للوصول البطاقات البالغ عددها 89 في هذه المجموعة.