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posted by Kat Monday, September 10, 2012 at 12:35am.

I can't seem to get the right answer for factoring 15x^3 + 25x^2 - 60x

factor out the 5x: 5x(3x^2 + 5x - 12) a little tinkering yields 5x(3x-4)(x+3)

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