Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.f(x) = sin3 x
A. 
sin x - 
sin 3x
B. 
sin x
C. 
sin x + 
sin 2x - 
sin 3x
D. 
sin x + 
sin 2x
Answer: A
Mathematics
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Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 16
B. 
C. 
D. 7z
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A. 14 B. 6 C. 3 D. 9
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Multiply.88 ? 0
A. 1 B. 88 C. 0 D. 880
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