The sum of the coefficients in `(1+x+3x^2)^2143` is (A) `2^2143` (B) 0 (C) 1 (D) -1

In the expansion of (1+x)^50 the sum of the coefficients of odd poer 5 to x is (A) 0 (B) 2^50 (C) 2^49 (D) 2^51

In the expansion of (1+x)^50 the sum of the coefficients of odd power of x is (A) 0 (B) 2^50 (C) 2^49 (D) 2^51

The sum of the coefficients in the expansion of (2+5x^2-7x^3)^2000= (A) 0 (B) 1 (C) 2 (D) none of these

The sum of the coefficients in the expansion of (2+5x^2-7x^3)^2000= (A) 0 (B) 1 (C) 2 (D) none of these

The sum of the coefficients in the monomials 3a^2b and -2a b^2 is (a)5 (b) -1 (c) 1 (d) -6

The sum of the coefficients in the expansion of (x^(2)-(1)/(3))^(199) xx (x^(3) + (1)/(2))^(200) is A) (1)/(3) B) -(1)/(3) C) (2)/(3) D) (3)/(2)

The sum of coefficient in the expansion of (1+3x-3x^(2))^(1143) is equal to a)-1 b)0 c)1 d) 2^(1143)

The sum of the coefficients of powers of x int eh expansion of the polynomial (x-3x^2+x^3)^99 is (A) 0 (B) 1 (C) 2 (D) -1

The sum of the coefficients of powers of x int eh expansion of the polynomial (x-3x^2+x^3)^99 is (A) 0 (B) 1 (C) 2 (D) -1