Mathematics · 2023
JEE Main · 10 April 2023, Shift 2 · Q6
If the coefficients of x and x^2 in (1+x)^p (1-x)^q are 4 and -5 respectively, then 2 p+3 q is equal to
If the coefficients of $\displaystyle x$ and $\displaystyle x^2$ in $\displaystyle (1+x)^{\mathrm{p}}(1-x)^{\mathrm{q}}$ are $\displaystyle 4$ and -$\displaystyle 5$ respectively, then $\displaystyle 2 p+3 q$ is equal to
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 63$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.