Factor by grouping.x3 - 2x2 + 9x - 18

A. (x + 9)(x2 - 2x)(x - 2)
B. x(x2 - 2x + 9) - 18
C. (x2 + 9)(x - 2)
D. (x2 - 2x) + 9(x - 2)


Answer: C

Mathematics

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Mathematics

Graph the function with a graphing utility.y = x3 - 1

A.

B.

C.

D.

Mathematics

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A. 15 B. 27 C. 21 D. 17

Mathematics

Find the indicated intersection or union.{4, 8, 12, 16} ? {3, 6, 9}

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Mathematics