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2 (5) (10 points) Let A = 5 1 2 (a) Find the inverses matrix for A (b) Use the inverse of the coefficient

2 (5) (10 points) Let A = 5 1 2 (a) Find the inverses matrix for A (b) Use the inverse of the coefficient matrix A to solve the system of linear equations: { 3 = 1 2x+5y= x+2y

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