Simplify the expression.-1/2

A.
B.
C.
D. not a real number


Answer: C

Mathematics

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A.
B.
C.
D.

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Differentiate.f(x) =  e3x

A. ex/3 
B. e3x
C. e3x
D. 3e3x

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Evaluate the polynomial.x2 + 3y2 + 2xy for x = 4 and y = 1

A. 19 B. 24 C. 31 D. 27

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