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December 21, 2014

December 21, 2014

Posted by **maria** on Friday, January 4, 2013 at 11:53am.

- colllege algebra -
**Steve**, Friday, January 4, 2013 at 11:58amif you know how to do synthetic division, it should be easy to show that

x^3-2x^2-9x+18 = (x+3)(x-2)(x-3)

you know that all the roots have to be factors of 18.

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