1. Provided the following matrices, solve for the following: -2 2 -67 12 -7 7 9 A 1=[1²/77³1 B = -5 6 9 -6 1 2 0 .-11 21 1.1. Cofactor of 0 in B 1.2. Ax C 1.3. Adjoint of B 1085 1 C-8 [12 203 -7 4 6 9 9 -3]

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