Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.cos3(7x + 2)
A. 
cos(7x + 2)cos(14x + 4)
B. 
cos(7x + 2)[1 + cos(7x + 2)]
C. 2 cos(7x + 2)[1 - cos(14x + 4)]
D. 
cos(7x + 2)[1 + cos(14x + 4)]
Answer: D
Mathematics
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Solve the formula for the specified variable.S = 2?rh + 2?r2 for h
A. h = 2?(S - r)
B. h = 
- 1
C. h = 
D. h = S - r
Mathematics
Solve the problem.You are driving along a highway at a steady 81 ft/sec when you see a deer ahead and slam on the brakes. What constant deceleration is required to stop your car in 
A. 0.08 ft/sec2 B. 12.76 ft/sec2 C. 25.53 ft/sec2 D. 6.38 ft/sec2
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Simplify the expression. 5122/3
A. 512
B. 64
C. 
D. 8
Mathematics
Remove the parentheses from the expression and simplify.
What will be an ideal response?
Mathematics