If-8C4-8Cn-find-the-value-of-n-

Question Number 5283 by sanusihammed last updated on 04/May/16

I f 8 C 4 = 8 C n . f i n d t h e v a l u e o f n

Commented by Rasheed Soomro last updated on 05/May/16

n = 4

Answered by Rasheed Soomro last updated on 05/May/16

Generally if^{n} C_{x} =^{n} C_{k}

then x = k, n - k

Here k = 4, n = 8

x = 4, 8 - 4 = 4

x = 4