Question: Solve using a graphing utilitys ref or rref command: 2x12x + 3x3 - X4 x + 2xx3 + 2x4 - x + -x + x

Solve using a graphing utility’s ref or rref command:2x12x + 3x3 - X4 x + 2xx3 + 2x4 - x

2x12x + 3x3 - X4 x + 2xx3 + 2x4 - x + -x + x x2 x1 - x x2 - - = 12 x5 X5 = -7 x3 + x4 - 5x5 1 3x5 0 X4 + X5 = 4. x3 - 2x4 - X3 = ==

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