Answer:
(x² + 3x - 2)(2x² + 4x - 5)
= 2x⁴ + 4x³ - 5x² + 6x³ + 12x² - 15x - 4x²
- 8x + 10
= 2x⁴ + 10x³ + 3x² - 23x + 10
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