The cofficient of `x^4` in the expansion of `(1+x+x^2+x^3)^n` is

The coefficient of x^4 in the expansion of (1+x+x^2+x^3)^n

The coefficient of x^4 in the expansion of (1+x+x^2+x^3)^n is

Determine the coefficient of x^4 in the expansion of (1+x+x^2+x^3)^n .

Find the coefficient of x^n in the expansion of (1+ 2x + 3x^2 + 4x^3 + …..)^2

If, |x|<1,Find the coefficient of x^n in the expansion of (1+ 2x + 3x^2 + 4x^3 + …..)^(1/2)

The coefficient of x^(4) in the expansion of (1+x+x^(2)+x^(3))^(n) is

The coefficient of x^(4) in the expansion of (1+x+x^(2)+x^(3))^(n) is:

The coefficient of x^(4) in the expansion of (1+x+x^(2)+x^(3))^(n) is *^(n)C_(4)+^(n)C_(2)+^(n)C_(1)xx^(n)C_(2)