Challenge Problem: Moderator Approved - CB
Last edited by CaptainBlack; May 4th 2010 at 12:52 PM.
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Originally Posted by Random Variable Challenge Problem: Moderator Approved - CB starting with by parts we have:
Originally Posted by NonCommAlg starting with by parts we have: Nice. The following was my approach: (triple-angle formula for ) (since we're integrating over x-values close to 0)
Last edited by Random Variable; May 4th 2010 at 08:38 PM.
Originally Posted by Random Variable (since we're integrating over x-values close to 0) Is this justified since does not exist. Moreover, only if both and exist and are finite. You may have obtained the answer but there are loopholes. The solution is pretty good otherwise.
We can use the infinite series
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