Find an equation for the graph.
A. y = 2 cos 3x
B. y = 3 cos x
C. y = 3 cos 2x
D. y = 2 cos x
Answer: A
Mathematics
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Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.16x3 + 48x2 - 25x - 75 > 0
A. (-?, -3] ?
B. (-?, -3) ?
C.
D. ?
Mathematics
If y varies inversely as x, write a general formula to describe the variation.y = 40 when x =
A. y = 200x
B. y =
C. y =
D. y =
Mathematics
Use the power property to rewrite the expression.logx
A. 4 + logx y
B. 4logx y
C. logx
D. logx y
Mathematics
Provide an appropriate response.List all positive integer pairs that have a product of 30.
A. 3, 10; 5, 6 B. 1, 30 C. 1, 30; 2, 15; 3, 10; 5, 6 D. 2, 15; 3, 10; 5, 6
Mathematics