If A is an invertible square matrix of order less than 4 such that |A-AT|!=0 and B = adjA, then which of the following is/are

Question

If A is an invertible square matrix of order less than 4 such that |A-AT|!=0 and B = adjA, then which of the following is/are always true -
adj(B²A-¹B-¹A) = A
adj(B²A-¹B-¹A) = B
Order of A is 2
Order of A is 3

Kunduz · Accepted Answer

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