Mathematics - Binomial Theorem Question with Solution | TestHub

MathematicsBinomial TheoremProperties of Binomial coefficientsEasy2 minQB

MathematicsEasysingle choice

In the expansion of $(1 + x)^{70}$ , the sum of coefficients of odd powers of $x$ is

Answer:

Solution:

Fact. The sum of the coefficients of odd powers in the expansion of $(1 + x)^{n} =$ sum of the coefficients of even powers in $(1 + x)^{n}$

= 2^{n –1}

2^70–1 = 2⁶⁹

Stream:JEESubject:MathematicsTopic:Binomial TheoremSubtopic:Properties of Binomial coefficients

⏱ 2mℹ️ Source: QB

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