Question 1

A stained-glass window is being designed in the shape of a rectangle surmounted by a semicircle, as shown in the figure. The width of the window is to be 4 feet, but the height h is yet to be determined. If 25 ft ² of glass is to be used, find the height h.

Accepted Answer

The answer of A stained-glass window is being designed in...

Question 2

Solve the equation by using the special quadratic equation.

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The answer of Solve the equation by using the special...

Question 3

Solve the equation

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The answer of Solve the equation 
...

Question 4

Solve the inequality :

Accepted Answer

The answer of Solve the inequality : 
...

Question 5

Solve the formula for p.

Accepted Answer

The answer of Solve the formula for p. 
...

Question 6

Find the real solutions of the equation

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The answer of Find the real solutions of the equation...

Question 7

Solve the inequality.

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The answer of Solve the inequality. 
...

Question 8

Solve the inequality.

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The answer of Solve the inequality. 
...

Question 9

Two surveyors with two-way radios leave the same point at 9:00 A.M., one walking due south at 4 mi/hr and the other due west at 2 mi/hr. How long can they communicate with one another if each radio has a maximum range of 2.98 miles? Round the answer to the nearest minute.

Accepted Answer

The answer of Two surveyors with two-way radios leave the...

Question 10

Solve the formula for  .

Accepted Answer

The answer of Solve the formula for  . 
...

Question 11

Find the values of x and y, where x and y are real numbers.

Accepted Answer

The answer of Find the values of x and y,...

Question 12

Express the inequality  as an interval.

Accepted Answer

The answer of Express the inequality  as an interval.
...

Question 13

Write the expression  in the form  , where a and b are real numbers.

Accepted Answer

The answer of Write the expression  in the form...

Question 14

Solve the equation.

Accepted Answer

The answer of Solve the equation. 
...

Question 15

Solve the equation by using the special quadratic equation.

Accepted Answer

The answer of Solve the equation by using the special...

Question 16

As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 15 cm/sec?

Accepted Answer

The answer of As a particle moves along a straight...

Question 17

Find the solutions of the equation

Accepted Answer

The answer of Find the solutions of the equation 
...

Question 18

Solve the equation

Accepted Answer

The answer of Solve the equation 
...

Question 19

Solve the inequality :

Accepted Answer

The answer of Solve the inequality : 
...

Question 20

Solve the inequality.

Accepted Answer

The answer of Solve the inequality. 
...

Quiz 2: Equations and Inequalities

A stained-glass window is being designed in the shape of a rectangle surmounted by a semicircle, as shown in the figure. The width of the window is to be 4 feet, but the height h is yet to be determined. If 25 ft 2 of glass is to be used, find the height h.

Solve the equation by using the special quadratic equation.

Solve the equation

Solve the inequality :

Solve the formula for p.

Find the real solutions of the equation

Solve the inequality.

Solve the inequality.

Two surveyors with two-way radios leave the same point at 9:00 A.M., one walking due south at 4 mi/hr and the other due west at 2 mi/hr. How long can they communicate with one another if each radio has a maximum range of 2.98 miles? Round the answer to the nearest minute.

Solve the formula for .

Find the values of x and y, where x and y are real numbers.

Express the inequality as an interval.

Write the expression in the form , where a and b are real numbers.

Solve the equation.

Solve the equation by using the special quadratic equation.

As a particle moves along a straight path, its speed v (in cm/sec) at time t (in seconds) is given by the equation below. For what subintervals of the time interval [0, 8] will its speed be at least 15 cm/sec?

Find the solutions of the equation

Solve the equation

Solve the inequality :

Solve the inequality.

A stained-glass window is being designed in the shape of a rectangle surmounted by a semicircle, as shown in the figure. The width of the window is to be 4 feet, but the height h is yet to be determined. If 25 ft ² of glass is to be used, find the height h.