Question: If 4 -12 43 A = -4 11 -41 , 1 -3 11 then 2 -3 -19 A-1 == -3 -1 -1 0 4

If 4 -12 43 A = -4 11 -41 , 1 -3

If 4 -12 43 A = -4 11 -41 , 1 -3 11 then 2 -3 -19 A-1 == -3 -1 -1 0 4 solve Ab using A-1. , Ax 5 Given b = 3 5 18

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