Factor.
-$x^{3}+5 x^{2}-84 x$
A) $\left(x^{2}+12\right)(x-7)$
B) $\left(x^{2}+7\right)(x-12)$
C) $x(x+12)(x-7)$
D) $x(x-12)(x+7)$

Name: Factor. -$x^{3}+5 x^{2}-84 x$ A) $\left(x^{2}+12\right)(x-7)$ B) $\left(x^{2}+7\right)(x-12)$ C) $x(x+12)(x-7)$ D) $x(x-12)(x+7)$
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Question

Quizplus · Accepted Answer

First, factor out the greatest common factor, which is $x$, to get $x(x^2 + 5x - 84)$. Then, factor the quadratic equation $x^2 + 5x - 84$ to get $(x + 12)(x - 7)$. Therefore, the fully factored form is $x(x + 12)(x - 7)$.

Factor - x3+5x2−84xx^{3}+5 x^{2}-84 xx3+5x2−84x A) (x2+12)(x−7)\left(x^{2}+12\right)(x-7)(x2+12)(x−7) B) (x2+7)(x−12)\left(x^{2}+7\right)(x-12)(x2+7)(x−12) C) x(x+12)(x−7)x(x+12)(x-7)x(x+12)(x−7) D) x(x−12)(x+7)x(x-12)(x+7)x(x−12)(x+7)

Factor
- $x^{3}+5 x^{2}-84 x$ A) $\left(x^{2}+12\right)(x-7)$ B) $\left(x^{2}+7\right)(x-12)$ C) $x(x+12)(x-7)$ D) $x(x-12)(x+7)$