Question: (a) Let -1 2 A = 14 4 3 -2 Decide whether A is invertible, and find its inverse if so. (b) Repeat part (a)

(a) Let -1 2 A = 14 4 3 -2 Decide

(a) Let -1 2 A = 14 4 3 -2 Decide whether A is invertible, and find its inverse if so. (b) Repeat part (a) for the matrix 3 1 7 B = Z 12 7

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