Use the information given in the figure.How many are in A and B and C?

A. 81
B. 9
C. 72
D. 3


Answer: D

Mathematics

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Set up the iterated integral for evaluating over the given region D. DD is the right circular cylinder whose base is the circle  in the xy-plane and whose top lies in the plane .

A.
B.
C.
D.

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A point P(r, ?) in polar coordinates is given. Determine the rectangular coordinates P(x, y).(-3, 90°)

A. (0, -3) B. (0, 3) C. (-3, 0) D. (3, 0)

Mathematics

Find the center and radius of the circle with the given equation. x2 + (y + 4)2 = 25

A. Center (-4, 0), r = 25 B. Center (-4, 0), r = 5 C. Center (0, -4), r = 25 D. Center (0, -4), r = 5

Mathematics

Write a formula to express the relationship. Use k as the constant of variation.The height h of a triangle with a fixed area varies inversely as the base b.

A. = kh
B. = 
C. = 
D. = kb

Mathematics