Rumus kombinasi
nCr = n!/(n-r)! r!
10C6 = 10!/4!6!
= 10.9.8.7.6/4!5!6! = 252
hasilnya adalah 252
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Rumus kombinasi
nCr = n!/(n-r)! r!
10C6 = 10!/4!6!
= 10.9.8.7.6/4!5!6! = 252
hasilnya adalah 252