how did it find this1-1/(n+1)?

if is subtract 1/n - 1/n+1 the result is different

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- Dec 18th 2012, 05:48 AMcxz7410123partial fractions for summing series
how did it find this

**1-1/(n+1)**?

if is subtract 1/n - 1/n+1 the result is different - Dec 18th 2012, 06:00 AMjakncokeRe: partial fractions for summing series
Basically saying all the terms terms get cancelled out leaving you with a 1 from backet 1, and from bracket 2, so you get