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December 21, 2014

December 21, 2014

Posted by **ferrer** on Tuesday, March 31, 2009 at 11:09am.

17a^2b-16ab^2+3a^3+4ba^3-b^2a=

17a^2-17ab^2+7ba^3

- math -
**Reiny**, Tuesday, March 31, 2009 at 11:52amI have a feeling you made a typo

your answer is correct if the third term is 3ba^3

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