Question:medium

If A is a 4x4 matrix and $|2A|=64$, $B=adj A$ then $|adj B| =$

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$|adj(adj A)| = |A|^{(n-1)^{2}}$. For $n=4$, the power is $(3)^{2} = 9$.

Updated On: Jul 4, 2026

$2^{18}$
$2^{36}$
$2^{6}$
$2^{9}$

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The Correct Option is B

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