If 1 + ( 1 + x ) + ( 1 + x ) 2 + … .. + ( 1 + x ) n = ∑ k = 0 n a k x k , then

Mathematics - Binomial Theorem Question with Solution | TestHub

MathematicsBinomial TheoremProperties of Binomial coefficientsMedium2 minQB

MathematicsMediummultiple choice

If $1 + (1 + x) + (1 + x)^{2} + \dots .. + (1 + x)^{n} = \sum_{k = 0}^{n} a_{k} x^{k}$ , then

Answer:

B, C, D

Solution:

$a_{k} =^{n + 1} C_{k + 1}$

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

⏱ 2mℹ️ Source: QB

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