Simplify the expression. ? 

A.
B.
C.
D.


Answer: A

Mathematics

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Solve the problem.Let D be the region that is bounded below by the cone  and above by the sphere  Set up the triple integral for the volume of D in cylindrical coordinates.

A.
B.
C.
D.

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Solve the problem.Suppose that = -4. Find and .

A. -12; 4
B. -12; - 
C. -1; -4
D. 3; 4

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Change the order of integration and evaluate the integral.

A. 2808 B. 1404 C. 4212 D. 2106

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Express in simplified form. Assume that all variables represent positive real numbers. -

A. -3xy2 + 
B. -3xy2
C. 3xy2
D. 3xy2

Mathematics