Question: 1. Find an example of a 2 x 2 matrix A such that A2 7E 12, A3 7E 12, and A6 = [2. Explain how

1. Find an example of a 2 x 2 matrix A such that A2 7E 12, A3 7E 12, and A6 = [2. Explain how you know, without calculating, that A4 must be invertible

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