Question: (4) Consider the following linear systems: (a) -x - 3y + z = 5 3x + 6y = -2 r+ z = 3 1

(4) Consider the following linear systems: (a) -x - 3y + z

(4) Consider the following linear systems: (a) -x - 3y + z = 5 3x + 6y = -2 r+ z = 3 1 (b) 3x + 3y + z = 1 2x + 3y + z = -1 2x +4y+ z = -2 Answer the following questions (a) Determine the coefficients matrix A for each system (b) Find the inverse of the matrix A (c) Solve each of the previous linear systems by using the inverse matrix.

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