Determine whether the vectors v and w are parallel.v = , w = 

A. Not parallel
B. Parallel


Answer: A

Mathematics

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Find the center of mass of a thin plate covering the given region with the given density function.The region bounded by the curves y = ±  and the lines x = 1 and x = 9, with density ?(x) = 

A.  = 4,  = 0
B.  = 5,  = 0
C.  = 3,  = 0
D.  = 2,  = 0

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Solve the problem.Rewrite the following in the form of a single exponential: x5 ? y5 

A. Cannot be simplified B. (xy)6 C. (xy)5 D. (xy)10

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Solve the absolute value inequality. Write the solution set using interval notation. ? 2

A. ?
B.  ? 
C.  ? 
D.

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Use the given information to find the exact value of the trigonometric function.sec ? = - , ? lies in quadrant IIFind sin .

A.
B. - 
C.
D. - 

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