Dear Sir

I would be grateful if you can help me to find f(r) in the below questions

thanks

Kingsman

Sum to the n terms of the series using difference method of telescope method .(hint Express the nth term = f(r)-f(r+1))

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- August 12th 2010, 08:23 AMkingmanSeries
Dear Sir

I would be grateful if you can help me to find f(r) in the below questions

thanks

Kingsman

Sum to the n terms of the series using difference method of telescope method .(hint Express the nth term = f(r)-f(r+1)) - August 12th 2010, 09:52 AMAlso sprach Zarathustra
(not true) sorry

- August 12th 2010, 05:27 PMkingman
Thanks .

Incidentally there an an unwanted number 1 at the end of the series .Here the corrected series.Thanks - August 16th 2010, 10:18 AMPaulRS
What is ?

Relate it to your series. - August 16th 2010, 12:28 PMkingman
thanks very much for the hint but I would be grateful if you can show me how to break the function into f(k)-f(k+1).

thanks very much. - August 16th 2010, 01:54 PMArchie Meade

- August 16th 2010, 05:53 PMPaulRS
We have .

Hence choosing works because

Then