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The sum of coefficients of integral powers of x in the binomia

Question

The sum of coefficients of integral powers of x in the binomial expansion of $(1 - 2 x)^{50}$ is:

\frac{1}{2} (3^{50} + 1)

\frac{1}{2} (3^{50})

\frac{1}{2} (3^{50} - 1)

\frac{1}{2} (2^{50} + 1)

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The sum of coefficients of integral powers of x in the binomial expansion of

(1 - 2 x)^{50}

is:

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Question Text	The sum of coefficients of integral powers of x in the binomial expansion of $(1 - 2 x)^{50}$ is:
Answer Type	Video solution: 1
Upvotes	150