Finding the sum of a convergent series

kluda06

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I have tried this as many ways as i could and still cannot get the answer! :mad: Can someone please solve this for me?:(

Find the sum of the convergent series

problem.jpgand the answer is 189/220
 
I have tried this as many ways as i could and still cannot get the answer! :mad: Can someone please solve this for me?:(

Find the sum of the convergent series

View attachment 4077and the answer is 189/220

Break up the given expression, using partial fraction. It will become a "telescoping" series.

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