If the constant term of the binomial expansion `(2x -1/x)^n` is `-160`, then n is equal to -

If the constant term in the binomial expansion of (x^2-1/x)^n ,n in N is 15, then the value of n is equal to.

If the constant term in the binomial expansion of (x^2-1/x)^n ,n in N is 15, then find the value of n .

If the constant term in the binomial expansion of (x^2-1/x)^n ,n in N is 15, then find the value of n .

If the constant term in the binomial expansion of (x^2-1/x)^n ,n in N is 15, then find the value of n .

If the constant term, in binomial expansion of (2x^(r) + (1)/(x^(2)))^(10) is 180, then r is equal to ___________ .

If the constant term in the binomial expansion of (x^(2)-(1)/(x))^(n),n in N is 15, then the value of n is equal to.

The fourth term in the binomial expansion of (x^2-1/x^3)^n is independent of x, when n is equal to:

If the constant term in the binomial expansion of (sqrt(x) - (k)/(x^(2)))^(10) is 405 , then |k| equals :

The fourth term in the binomial expansion of (x^2 - (1)/(x^3) )^n is independent of x , when n is equal to