Simplify.

A.
B.
C.
D. 30x(x + 7)


Answer: B

Mathematics

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Find the area of the region specified by the integral(s).

A.
B.
C.
D.

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Plot the point whose polar coordinates are given.

A.

B.

C.

D.

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Solve the system by elimination. -2x + 6y = -6-8x + 24y = -24

A. {(12, -36)} B. {(-36, 12)} C. {(x, y)|-2x + 6y = -6} D. ?

Mathematics

Evaluate the expression.

A. 720 B. 1 C. 6 D. 0

Mathematics