Please prove this in detail.

~Kalyan.

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- Jun 22nd 2008, 11:29 PMkalyanramNeed a detailed explanation
Please prove this in detail.

~Kalyan. - Jun 23rd 2008, 04:00 AMtopsquark
This would seem to be a generalization of your other post. Take a look at the hint I gave you there. Now we have , so the sum of the cosine series will be N. What does that say for the limit?

-Dan