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(1+x)n =C0 +C1x +.......CnxnCr= nCr & (C0 + C1)(C1 + C2).....(Cn-1 + Cn) = AC1C2....Cnwhere n=5Find A.

Purva , 5 Years ago
Grade 12
anser 1 Answers
Aditya Gupta

Last Activity: 5 Years ago

we know the formula:
nCr + nC(r-1) = (n+1)Cr
so, (C0 + C1)(C1 + C2).....(Cn-1 + Cn) = 6C1*6C2*...*6C5
now you can find A simply by calculating 6C1*6C2*...*6C5/5C1*5C2*...*5C5

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