Find the value of `sumsum_(1leilejlt=n-1)(ij)^n c_i^n"" c_jdot`

Find the value of sum_(0<=i

Find the value of : (1+i)^n, n inN

If (1 + x)^(n) = C_(0) = C_(1) x + C_(2) x^(2) + …+ C_(n) x^(n) , find the values of the following (sumsum)_(0leile jlen) C_(i)C_(j)

If (1 + x)^(n) = C_(0) = C_(1) x + C_(2) x^(2) + …+ C_(n) x^(n) , find the values of the following (sumsum)_(0leilt j le n)jC_(i)