Solved

Factor
- $5 x^{9}-50 x^{8}-105 x^{7}$ A) $5 x^{7}\left(x^{2}-6 x-21\right)$ B) $5 x^{6}\left(x^{2}-6 x-21\right)$

Question 171

Multiple Choice

Factor.
- $5 x^{9}-50 x^{8}-105 x^{7}$

A) $5 x^{7}\left(x^{2}-6 x-21\right)$
B) $5 x^{6}\left(x^{2}-6 x-21\right)$
C) $5 x^{7}(x-7) (x-3)$
D) $5 x^{7}(x-7) (x+3)$

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