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how do i simplify (n+3)!/(n+1)!
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by Tony335 at February 13, 2011

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factorial means eg 2! =1x2So (n+3)!=1x2x3x4----(n+1)(n+2)(n+3(n+1)!=1x2x3x4-----------(n+1)Dividing you are left with (n+2)(n+3)

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chitra003 February 13, 2011