Mathematics · 2023
JEE Main · 10 April 2023, Shift 1 · Q4
If A is a 3 × 3 matrix and |A|=2, then |3 adj (|3 A| A^2)| is equal to
If $\displaystyle A$ is a $\displaystyle 3 \times 3$ matrix and $\displaystyle |A|=2$, then $\displaystyle \left|3 \operatorname{adj}\left(|3 A| A^2\right)\right|$ is equal to
Official answer
From NTA’s final answer key for this paper.
(4)
$\displaystyle 3^{11} \cdot 6^{10}$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.