Thanks!! -qbkr21
Last edited by qbkr21; Sep 28th 2007 at 02:26 PM.
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Sorry, right off the bat you wandered off. How did the numerator graduate from $\displaystyle x^{3}$ to $\displaystyle x^{4}$? 1) Don't do that. 2) Try $\displaystyle u^{2}\;=\;4\;+\;x^{2}$. It's a bit cleaner.
Typo...Sorry, I just woke up from a nap...
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