Question: Let A and B be n x n matrices. Indicate whether the statement is always true or sometimes false. 35. Justify each answer. (a) (A

Let A and B be n x n matrices. Indicate whether the statement is always true or sometimes false. 35. Justify each answer.
(a) (A - B)2 = (B - A)2
(b) (AB-1)(BA-1) = In

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