If `""^(n)C_(8)=""^(n)C_(5), ` find `""^(n)C_(2)`

If .^(n)C_(8)=.^(n)C_(6) , then find .^(n)C_(2) .

If .^(n)C_(8) = .^(n)C_(2) , find .^(n)C_(2) .

If .^(n)C_(9)=.^(n)C_(7) , find n.

If .^(n)C_(5) = .^(n)C_(7) , then find .^(n)P_(3)

The arithmetic mean of ""^(n)C_(0),""^(n)C_(1),""^(n)C_(2), ..., ""^(n)C_(n) , is

If n is even and ""^(n)C_(0)lt""^(n)C_(1) lt ""^(n)C_(2) lt ....lt ""^(n)C_(r) gt ""^(n)C_(r+1) gt""^(n)C_(r+2) gt......gt""^(n)C_(n) , then, r=

The value of ""^(n)C_(n)+""^(n+1)C_(n)+""^(n+2)C_(n)+….+""^(n+k)C_(n) :

If ""^(n)C_(10)=""^(n)C_(13) , then find the value of ""^(n)C_(2)

Prove that (""^(2n)C_(0))^2-(""^(2n)C_(1))^2+(""^(2n)C_(2))^2-.....+(-1)^n(""^(2n)C_(2n))^2=(-1)^n.""^(2n)C_(n)

Let S_(n)=""^(n)C_(0)""^(n)C_(1)+""^(n)C_(1)""^(n)C_(2)+…..+""^(n)C_(n-1)""^(n)C_(n). "If" (S_(n+1))/(S_(n))=(15)/(4) , find the sum of all possible values of n (n in N)