find-k-if-C-n-k-n-1-

Question Number 142820 by metamorfose last updated on 05/Jun/21

f i n d k i f : C_{n}^{k} = n + 1

Commented by mr W last updated on 06/Jun/21

k = n + 1

b e c a u s e C_{n}^{n + 1} = C_{1}^{n + 1} = n + 1

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