Can someone please explain, how simplifies to

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- May 23rd 2012, 11:26 AMTweetysimplifying help
Can someone please explain, how simplifies to

- May 23rd 2012, 11:35 AMPlatoRe: simplifying help
- May 23rd 2012, 11:51 AMTweetyRe: simplifying help
- May 23rd 2012, 11:58 AMPlatoRe: simplifying help
- May 23rd 2012, 11:59 AMTweetyRe: simplifying help
I think I got it, we factor out a (k+1) term, from and from

- May 24th 2012, 06:06 AMWilmerRe: simplifying help
Make your life easier: remove the division by 4; let x = k+1