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Mathematics
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Intermediate Algebra A Guided Approach
Quiz 6: Rational Expressions
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Question 41
Multiple Choice
Perform the division.
Question 42
Multiple Choice
Perform the division:
by
.
Question 43
Short Answer
A board 5 feet long is cut into two pieces such that the length of one piece is two-thirds of the length of the other piece. Find the length of the shorter piece of board. __________ feet
Question 44
Short Answer
The focal length f of a lens is given by the formula
where d1 is the distance from the object to the lens and d2 is the distance from the lens to the image. Solve the formula for f .
Question 45
Multiple Choice
Solve the equation and check the solution.
Question 46
Multiple Choice
Perform the division:
by
.
Question 47
Multiple Choice
Solve the equation and check the solution.
Question 48
Short Answer
Perform the division:
by
.
Question 49
Short Answer
Perform the division:
by
.
Question 50
Multiple Choice
Perform the division. Write the answer without using negative exponents.
Question 51
Multiple Choice
Solve
for c .
Question 52
Multiple Choice
Perform the division. Write the answer without using negative exponents.
Question 53
Multiple Choice
Solve the equation and check the solution.
Question 54
Short Answer
Suppose that the width of a certain rectangle is 3 inches more than one-fourth of its length. The perimeter of the rectangle is 66 inches. Find the length and width of the rectangle. length: __________ inches width: __________ inches