Question: Please provided examples to help me better understand this question. 2. In each case either prove or disprove the statement. a. If A and B

Please provided examples to help me better understand this question.

2. In each case either prove or disprove the statement. a. If A and B are both invertible, then A + B is invertible. b. If A2 = A and A # 0, then A is invertible. c. If A2 is invertible, then A is invertible

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