If the sum of the binomial coefficients in the expansion of `(x+ 1/x)^n` is 64, then the term independent of x is equal to (A) 10 (B) 20 (C) 30 (D) 40

The sum of the binomial coefficients in the expansion of ((2x)/(3) + (3)/(2x^2))^n is 64 then the term independent of x is

If the sum of the binomial coefficient in the expansion of (2x+1/x)^(n) is 256, then the term independent of x is (i) 1120 (ii) 1024 (iii) 512 (iv) None of these

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

The sum of the coefficients in the expansion of (1 - x + x^(2) - x^(3))^(n) ,is

If the sum of the coefficients in the expansion of (1 + 2x)^(n) is 6561 , the greatest term in the expansion for x = 1//2 , is

The sum of the binomial coefficients in the expansion of (x^(-3/4) + ax^(5/4))^n lies between 200 and 400 and the term independent of x equals 448. The value of a is :-

The sum of the coefficients of middle terms in the expansion of (1+x)^(2n-1)

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

The sum of the binomial coefficients of [2x+1/x]^n is equal to 256. The constant term in the expansion is: (A) 1120 (B) 2110 (C) 1210 (D) none

The term independent of x in the expansion of (2x-1/x)^(10) is