Step-by-step explanation:
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= (x - 3)(2x + 1)(3x - 2)
= (2x² + x - 6x - 3)(3x - 2)
= (2x² - 5x - 3)(3x - 2)
= 6x³ - 4x² - 15x² + 10x - 9x + 6
= 6x³ - 19x² + x + 6
