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17 September, 08:39

Find the sum: (-12x2 + 4x + 4) + (6x3 - 6x2 - x).

A. - 6x3 - 2x2 + 3x

B. 6x3 - 18x2 + 3x + 4

C. - 6x3 - 2x2 + 3

D. 6x3 + 18x2 + 4x + 3x

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Answers (1)
  1. 17 September, 12:22
    0
    It's B.

    6 x^3

    -12-6 = - 12 + - 6 = - 18 x^2

    4-1 = 3 x

    4
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