3x3 + 2x₁ + X1 + 2x3 + 3x₁ + 3x₂2 5x3 + 3x4 = 6 4x1 + 5x₂ 7x3 + 5x4 = 10 Use Gauss Elimination method to show that the above system has infinite num solutions (there are free variables) and hence find that solution in parametric f (Hint: X2 2x₂ - - - 1- Write the system in matrix form (Ax = b) 2- Write the augmented matrix X4 2X4 -1 7

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