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Prove that: nCn + n+1Cn + n+2Cn + … + n+kCn = n+k+1Cn+1

Prove that: nCn + n+1Cn + n+2Cn + … + n+kCn = n+k+1Cn+1

Grade:11

1 Answers

Meet
137 Points
6 years ago
nCn is also be written as n+1Cn+1 and now u can apply the property that NCr+NCr-1=(N+1)Cr, so by applying this u Will easily get the answer.

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