riley1
riley1
05-11-2014
Mathematics
contestada
what is the answer for this combination:
12C5
Respuesta :
Аноним
Аноним
05-11-2014
Find C(n,r) where:
C(n,r) = n! / ( r! (n - r)! )
n = (set)
r = (subset)
Answer:
C(n,r) =
C(12,5) =
12! / (5! (12 - 5)!) = 792
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