Math, asked by subhashchandel111120, 6 months ago

if Nc7=nc5find the nc4

Answers

Answered by yash6699

0

nC7=nC5, Find nC4

if nCa = nCb than either a = b or a+b = n here 7 =/ 5 so 7 +5 = n = 12 12C4

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