dagi27211219
dagi27211219
20-05-2021
Mathematics
contestada
show that C(n,r) + C(n,r-1) =
C(n+1,r)
Respuesta :
mankosi789
mankosi789
20-05-2021
Answer:
Cn,Cr+Cn,Cr,-C
C(n+1,r)
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