Mathematics · 2024
JEE Main · 27 January 2024, Shift 1 · Q6
If A denotes the sum of all the coefficients in the expansion of (1-3 x+10 x^2)^n and B denotes the sum of all the coefficients in the expansion of…
If A denotes the sum of all the coefficients in the expansion of $\displaystyle \left(1-3 x+10 x^2\right)^{\mathrm{n}}$ and B denotes the sum of all the coefficients in the expansion of $\displaystyle \left(1+x^2\right)^n$, then :
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle A=B^3$
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JEE Main 2024 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.