Question: (a) If verify that (b) Use the inverse matrix given in (a) to solve the system of linear equations AX = b in which

(a) If

A = [1 2 0 1 0 12 1 1-2 2-2 2 03 1

verify that

A- || 6 -5 -5 3 -2 -1 3 1 -1 21 0 1 -2 -1


(b) Use the inverse matrix given in (a) to solve the system of linear equations AX = b in which

b = [5 -5 -4 4]

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