Simplify. Assume variables represent nonnegative values.

A. 8
B. 8x
C. 8x
D. 192x

Answer: B

Mathematics

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Graph the exponential function.y = x + 1 

A.

B.

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D.

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Insert "?" or "?" in the blank to make the statement true.{b, a, h}    {b, a, h}

A. ? B. ?

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Find the integral.

A. - e-4x3 + C
B. -11e-4x3 + C
C. 12e-4x3 + C
D. e-4x3 + C

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Find the exact value of the trigonometric expression without the use of a calculator.If cos ? = - ,  < ? < ? and sin ? = - , ? < ? < , find the exact value of cos (? + ?).

A.
B.
C.
D.

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