How do you factor x^3+7x^2+12xx3+7x2+12x?

1 Answer
Jim G.
Apr 13, 2018

x(x+3)(x+4)x(x+3)(x+4)

Explanation:

"take out a "color(blue)"common factor "xtake out a common factor x

=x(x^2+7x+12)=x(x2+7x+12)

"the factors of + 12 which sum to + 7 are + 3 and + 4"the factors of + 12 which sum to + 7 are + 3 and + 4

=x(x+3)(x+4)=x(x+3)(x+4)

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