IPMAT Indore 2023 (SA) - If three consecutive coefficients in the expansion of (x+y)^n are in the ratio 1:9:63, then the value of n is | PYQs + Solutions | AfterBoards
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IPMAT Indore 2023

Modern Math
>
Binomial Theorem

Medium

If three consecutive coefficients in the expansion of (x+y)n(x+y)^n are in the ratio 1:9:631:9:63, then the value of nn is

Entered answer:

Correct Answer: 39

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IPMAT Indore 2022

The sum of the coefficients of all the terms in the expansion of (5x−9)4(5 x-9)^{4} is __________.

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