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January 31, 2015

January 31, 2015

Posted by **Blair** on Tuesday, July 29, 2008 at 6:50pm.

am I suppose to be left with -18x/(x^(2)-9) or is it just 18x?

Please help and thanks!

- math -
**drwls**, Tuesday, July 29, 2008 at 6:58pmIf the numerator is [ 2x^(3)-18x)-(2x^(3))] = -18x, then your first answer is correct. If only 2x^3 is in the numerator, then neither is correct

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