Question: 1. Consider matrices 1 12 0 2 -1) A = B = , C= 2 and D= 0 1 2 2 1 4 1 2

1. Consider matrices 1 12 0 2 -1) A = B = , C= 2 and D= 0 1 2 2 1 4 1 2 4 a ) Where possible, calculate: det(A); ii ) BT ifi) AB; iv) BA; V) BC; vi) A-1. Where no answer is possible, clearly explain why not. b) Calculate Det D. Explain why unique solutions could not be found to the matrix equation Dx = C

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