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Mathematics
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Algebra and Trigonometry
Quiz 2: Equations and Inequalities
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Question 121
Multiple Choice
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 3 feet, but the height h is yet to be determined. If 27 ft
2
of glass is to be used, find the height h.
Question 122
Multiple Choice
Solve the formula for
.
Question 123
Multiple Choice
Solve the equation
Question 124
Multiple Choice
Solve the equation
Question 125
Multiple Choice
Solve the inequality.
Question 126
Multiple Choice
Write the expression
in the form
, where a and b are real numbers.
Question 127
Multiple Choice
Solve the equation.
Question 128
Multiple Choice
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 2.24 miles? Round the answer to the nearest minute.
Question 129
Multiple Choice
Solve the inequality :
Question 130
Multiple Choice
Solve the inequality.
Question 131
Multiple Choice
Find the values of x and y, where x and y are real numbers.
Question 132
Multiple Choice
Solve the inequality :
Question 133
Multiple Choice
Solve the equation.
Question 134
Multiple Choice
Find the real solutions of the equation
Question 135
Multiple Choice
Solve the equation.