Question: 1 2 3 For the matrix A = 0 45 find the determinant, cofactor matrix, and inverse. 2 -1 1 (a) [2 points] Find

1 2 3 For the matrix A = 0 45 find the

1 2 3 For the matrix A = 0 45 find the determinant, cofactor matrix, and inverse. 2 -1 1 (a) [2 points] Find det A. (b) [4 points] Find the cofactor matrix C. (c) [4 points] Use the cofactor matrix to find A-1.

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