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Matrices and Determinants question

2024 · 6 Apr · Shift 2 · Q35
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Matrices and Determinants question

2024 · 6 Apr · Shift 2 · Q35

JEE MainMathematicsMatrices and DeterminantsMCQ+4 / −1
If AAA is a square matrix of order 3 such that det⁡(A)=3\operatorname{det}(A)=3det(A)=3 and det⁡(adj⁡(−4adj⁡(−3adj⁡(3adj⁡((2 A)−1)))))=2m3n\operatorname{det}\left(\operatorname{adj}\left(-4 \operatorname{adj}\left(-3 \operatorname{adj}\left(3 \operatorname{adj}\left((2 \mathrm{~A})^{-1}\right)\right)\right)\right)\right)=2^{\mathrm{m}} 3^{\mathrm{n}}det(adj(−4adj(−3adj(3adj((2 A)−1)))))=2m3n, then m+2n\mathrm{m}+2 \mathrm{n}m+2n is equal to :
  1. A
    2
  2. B
    4
  3. C
    3
  4. D
    6
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