Simplify.

A. - 
B.
C. - 
D.


Answer: C

Mathematics

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Find the length of the indicated portion of the curve.r(t) = (etcos t)i + (etsin t)j + 7etk, -ln 2 ? t ? 0

A.
B.
C.
D.

Mathematics

Solve the problem.If (2, -8) is the endpoint of a line segment, and (5, -12) is its midpoint, find the other endpoint.

A. (8, -16) B. (-6, -2) C. (-4, 0) D. (8, -4)

Mathematics

Solve.April shoots an arrow upward into the air at a speed of 64 feet per second from a platform that is 32 feet high. The height of the arrow is given by the function h(t) = -16t2 + 64t + 32, where t is the time is seconds. What is the maximum height of the arrow?

A. 32 ft B. 28 ft C. 96 ft D. 64 ft

Mathematics

Rewrite the following as indicated.3% (Write as a decimal.)

A. 0.0325 B. 325 C. 0.375 D. 0.325

Mathematics