1st. I solved the following question :- I could solve it till the following step. Got stuck after that. Is there any mistake in this? Please solve it further.
Last edited by Altair; Mar 4th 2008 at 04:45 PM.
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Originally Posted by Altair 1st. I solved the following question :- I could solve it till the following step. Got stuck after that. Is there any mistake in this? Please solve it further. (after expanding and simplifying). Therefore . Therefore . I'm afraid I might have to sleep on it for a while (since it's after midnight right now for me) as I don't see any obvious next step right now. I'll make a further reply later if no-one else has stepped in.
Last edited by mr fantastic; Mar 5th 2008 at 04:33 AM.
Originally Posted by mr fantastic (after expanding and simplifying). Therefore . Therefore . I'm afraid I might have to sleep on it for a while (since it's after midnight right now for me) as I don't see any obvious next step right now. I'll make a further reply later if no-one else has stepped in. The integral on the left is equal to . Proof posted later unless someone steps in first.
Originally Posted by mr fantastic The integral on the left is equal to . Proof posted later unless someone steps in first. Make the substitution . Then . Then the integral becomes , .
Originally Posted by mr fantastic (after expanding and simplifying). Therefore . Therefore Continuing: where where . Substitute from and you can probably see what the final couple of lines leading to an answer will be .....
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