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Simplify:(x3 - 2x2 + 3x - 4)(x - 1) - (2x - 3)(x2 - x + 1) |
Answer» x4 – 2x3 + 3x2 – 4x – x3 + 2x2 – 3x + 4 – (2x3 – 2x2 + 2x – 3x2 + 3x – 3) = x4 – 3x3 + 5x2 – 7x + 4 – 2x3 + 5x2 – 5x + 3 = x4 – 5x3 + 10x2 – 12x + 7 |
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