1. (40 points) Let 2 1 A= 1 2 3 3 1 1 (a) Compute the determinant Al. (b) Compute A-1. Verify that your answer is correc
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1. (40 points) Let 2 1 A= 1 2 3 3 1 1 (a) Compute the determinant Al. (b) Compute A-1. Verify that your answer is correc
1. (40 points) Let 2 1 A= 1 2 3 3 1 1 (a) Compute the determinant Al. (b) Compute A-1. Verify that your answer is correct. Find the determinant|A-'. (c) Solve Ax = 5, where 5 = [ 11 22 33]?. Verify that your answer is correct.
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