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Math Help - Please Check My Work: Integral

  1. #1
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    Please Check My Work: Integral

    Thanks!!

    -qbkr21
    Attached Thumbnails Attached Thumbnails Please Check My Work: Integral-68.gif  
    Last edited by qbkr21; September 28th 2007 at 02:26 PM.
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  2. #2
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    Sorry, right off the bat you wandered off. How did the numerator graduate from x^{3} to x^{4}?

    1) Don't do that.

    2) Try u^{2}\;=\;4\;+\;x^{2}. It's a bit cleaner.
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  3. #3
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    Re:

    Typo...Sorry, I just woke up from a nap...
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