Question

If \(M\) is any square matrix of order 3 over \(\mathbb{R}\) and If \(M^{\prime}\) be the transpose of \(M\), then \(\operatorname{adj}\left(M^{\prime}\right)-(\operatorname{adj} M)^{\prime}\) is equal to
(A) \(M\)
(B) \(\mathrm{M}^{\prime}\)
(C) null matrix
(D) identity matrix

Answer 1

Ans: (C)
Hint : \(\operatorname{adj}\left(M^{\prime}\right)=(\operatorname{adj}(M))^{\prime}\)

Answer 2

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Answer 3

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