Mathematics · 2023
JEE Main · 8 April 2023, Shift 1 · Q4
Let A= [2, 1, 0; 1, 2, -1; 0, -1, 2]. If | adj ( adj ( adj 2 A))|=(16)^n, then n is equal to
Let $\displaystyle A=\left[\begin{array}{ccc}2 & 1 & 0 \\ 1 & 2 & -1 \\ 0 & -1 & 2\end{array}\right]$. If $\displaystyle |\operatorname{adj}(\operatorname{adj}(\operatorname{adj} 2 A))|=(16)^n$, then $\displaystyle n$ is equal to
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle 10$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.