Find the sum of each of the following series .
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Last edited by mr fantastic; Feb 9th 2009 at 02:36 AM.
Reason: Corrected first formula ..... replaced r with n on the right hand side.
Originally Posted by thereddevils Find the sum of each of the following series .
(2) Adding to what ADARSH said:
For (1), note that
2. (you should also expand the summand in (2) as well).
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