Evaluate sum of n terms of the series:
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Hello, Originally Posted by fardeen_gen Evaluate sum of n terms of the series: So the numerator is 8n, but the denominator ?? 5 5x13 5x5x13 what's the pattern ? is it possible to get more terms ?
I do not know Does anybody see the trick?
Okay, one possibility would be so then you can make the difference between odd and even terms...
Originally Posted by Moo Okay, one possibility would be so then you can make the difference between odd and even terms... Difference between odd and even terms? Could you explain?
Last edited by fardeen_gen; May 21st 2009 at 10:26 AM.
Originally Posted by fardeen_gen Difference between odd and even terms? Could you explain? Vocabulary problem I meant separate. The even terms in the form 2k will be The odd terms in the form 2k+1 will be Then, I guess you'll have a different result, depending on whether n is odd or even. I don't see a shortcut for the moment. And it doesn't look nice
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