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JEE MAIN 2025
22-01-2025 SHIFT-1
Question
Let A be a square matrix of order 3 such that $\det (A)=-2$ and $\det (3\operatorname{adj}(-6\operatorname{adj}(3A)))={{2}^{{m+n}}}\cdot {{3}^{{mn}}},m>n$. Then $4m+2n$ is equal to _____ .
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