19. The sum of coefficients of integral power of x in the binomial expansion of (1- 2 0 18

The sum of coefficient of integral powers of x in the binomial expansion of (1-2sqrtx)^50 is:

The sum of coefficients of integeral powers of x in the binomial expansion of (1-2sqrt(x))^(50) is:

The sum of coefficients of integral powers of x in the binominal expansion of (1-2sqrt(x)^(50)) is

The sum of coefficients of integral powers of x in the binomial expansion of (1-2sqrt(x))^(50) is: (1) 1/2(3^(50)+1) (2) 1/2(3^(50)) (3) 1/2(3^(50)-1) (4) 1/2(2^(50)+1)

The sum of coefficients of integral powers of x in the binomial expansion of (1-2sqrt(x))^(50) is: (1) 1/2(3^(50)+1) (2) 1/2(3^(50)) (3) 1/2(3^(50)-1) (4) 1/2(2^(50)+1)

The sum of coefficients of integral powers of x in the binomial expansion of (1-2sqrt(x))^(50) is: (1) (1)/(2)(3^(50)+1)(2)(1)/(2)(3^(50))(3)(1)/(2)(3^(50)-1)(4)(1)/(2)(2^(50)+1)

The sum of coefficient of integral powers of x in the binomial expansion of (1-2sqrt(x))^(50) is