XP Math - Forums - View Single Post - Integration... I need answers quick
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 09-05-2007 #6 alternet87 Guest   Posts: n/a i thought the product rule was only when finding the derivative, I need to find the anti-derivative. Maybe I am wrong but isn't $f'(x)$ the derivative of $f(x)$ The only thing I do know is that most of these problems can be solved by using Integration my substitution and Integration by Parts. I just don't know how to do it