Mathematics · 2023
JEE Main · 11 April 2023, Shift 2 · Q8
The sum of the coefficients of three consecutive terms in the binomial expansion of (1+ x )^n +2, which are in the ratio 1: 3: 5, is equal to
The sum of the coefficients of three consecutive terms in the binomial expansion of $\displaystyle (1+\mathrm{x})^{\mathrm{n}+2}$, which are in the ratio $\displaystyle 1: 3: 5$, is equal to
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 63$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.