Question: Help me please. Prove or explain. 1. Explain (or prove) each of the following statements in terms of determinants and its properties: a. If A

Help me please. Prove or explain.

1. Explain (or prove) each of the following statements in terms of determinants and its properties: a. If A is a nonsingular n x n matrix then A is also nonsingular. b. If AB = 1, then |A| # 0 and |B| # 0. c. If AT = A-1, then |Al = +1

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