How do I find the sum of this?

I got the sum of 2/3 ^n because its a Geometric sequence.

But the other part is tricky. I separated into two partial fractions but am stuck.Attachment 28824

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- July 14th 2013, 06:59 AMminneola24Sum of convergent series
How do I find the sum of this?

I got the sum of 2/3 ^n because its a Geometric sequence.

But the other part is tricky. I separated into two partial fractions but am stuck.Attachment 28824 - July 14th 2013, 07:34 AMPlatoRe: Sum of convergent series
- July 14th 2013, 07:44 AMminneola24Re: Sum of convergent series
How did you get to .5-1/(n+1)?

How do i complete this partial sum?

Thanks - July 14th 2013, 07:53 AMPlatoRe: Sum of convergent series