The coefficient of `x^(27)` in the expansion `sum_(m=0)^(50).^(50)C_(m)(x+3)^(50-m)(-2)^(m)` is:

The coefficient of x^52 in the expansion sum_(m=0)^100 ^(100)C_m(x-3)^(100-m).2^m is:

The coefficient of x^(53) in the expansion sum_(m=0)^(100)^(100)C_m(x-3)^(100-m)2^m is ^100 C_(47) b. ^100 C_(53) c. -^(100)C_(53) d. none of these

The coefficient of x^(50) in the expansion sum_(k=0)^(100)""^(100)C_(k)( x-2)^(100-k)3^(k) is also equal to :

Find the coefficient of x^(25) in expansion of expression sum_(r=0)^(50)C_(r)(2x-3)^(r)(2-x)^(50-r)

Coefficient of x^(48) in sum_(r=0)^(50)""^(50)C_(r).(x-2)^(x).3^(50-r) is

Coefficient of x^25 in the expansion of the expression sum_(r = 0)^50 ""^50C_r (2x - 3)^r (2-x)^(n-r) is :

The A.M of the coefficient of the expansion (1+x)^(30) is