SOLUTION: Factor completely. -3x^3 - 6x^2 + 189x

SOLUTION: Factor completely. -3x^3 - 6x^2 + 189x

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Question 283230: Factor completely.
-3x^3 - 6x^2 + 189x
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
-3x^3 - 6x^2 + 189x
-3x(x^2+2x-63)=0
-3x(x^2+9x-7x-63)=0
-3x(x(x+9)-7(x+9))=0
-3x(x-7)(x+9)=0
(x-7)(x+9)=0/-3x
(x-7)(x+9)=0
x=7 or-9

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