Rationalize the denominator and simplify.
?

?

A. ?
B. ?
C. ?
D. ?
E. ?

Answer: D

Mathematics

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Simplify the expression.6p2 + 2p3 - 9p2 - 6p3

A. -7p2 B. -3p2 - 4p3 C. -7p2p3 D. 8p2 - 15p3

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Evaluate.log648

A. - 
B. -2
C. 2
D.

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Multiply.12x5(-10x4 + 6x3)

A. -120x9 + 6x3 B. -48x5 C. -48x9 - 48x8 D. -120x9 + 72x8

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Find the inverse of the function.f(x) = 

A. f-1(x) = x2 - 8, x ? 0
B. f-1(x) = 
C. f-1(x) = x2 + 8, x ? 0

D. f-1(x) = (x - 8)2

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