Answer:
1. 2x² - 6x³ + 9x²+ 2x²- 6x² +9x - 6x³ + 36x - 48
f(x) = -12x³ + 5x² + 45x - 48
3. g(x) = 2x³ - 10x - 12
4. y = -5x^5 - x³ + 2x² - 12x
5. y = 2x⁴ + 8x³ + 4x² - 8x - 6
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Answers & Comments
Answer:
1. 2x² - 6x³ + 9x²+ 2x²- 6x² +9x - 6x³ + 36x - 48
f(x) = -12x³ + 5x² + 45x - 48
3. g(x) = 2x³ - 10x - 12
4. y = -5x^5 - x³ + 2x² - 12x
5. y = 2x⁴ + 8x³ + 4x² - 8x - 6