1.

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

Answer»

`(1)/(2) (3^50 +1)`
`(1)/(2) (33^50)`
`(1)/(2)(3^(50)-1)`
`(1)/(2)(2^(50)+1)`

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions