Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by x = 2tan , x = 0, y = - 

A. 7? + 7?2
B. 28? - 7?2
C. 14? - ?2
D. 28 - 7?

Answer: B

Mathematics

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A. -36 B. 27 C. -55 D. 45

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Solve the equation by factoring.3x2 + 10x = 10(x + 30)

A. {-100, 100} B. {100} C. {-10, 10} D. {10}

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Factor completely.5w - 5x + 5w2 - 5x2

A. 5(w - x)(1 + w - x) B. 5(w - x)(w + x) C. 5(w - x)(1 + w + x) D. (w - x)(1 + w + x)

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Divide using long division.(6x3 + 13x2 + 14x + 12) ÷ (2x + 3)

A. x2 + 2x + 4 B. 3x2 + 2x + 4 C. x2 - 2x - 4 D. 3x2 + 4

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Mathematics