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October 2, 2014

October 2, 2014

Posted by **Marie** on Thursday, October 18, 2007 at 8:07pm.

3x^9- 75x

- Algebra II -
**Reiny**, Thursday, October 18, 2007 at 8:44pmfirst factor out 3x to get

3x(x^8 - 25) now you have a difference of squares, so one more step

3x(x^4 + 5(x^4 - 5)

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