Please prove this in detail.

~Kalyan.

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- Jun 23rd 2008, 12:29 AMkalyanramNeed a detailed explanation
Please prove this in detail.

~Kalyan. - Jun 23rd 2008, 05:00 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