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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

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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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

User JeremyD
by
8.1k points

1 Answer

2 votes
It's B.

6 x^3
-12-6 = -12 + -6 = -18 x^2
4-1 = 3 x
4

User BlazeFast
by
8.0k points
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