JHEMARIERILLONIN JHEMARIERILLONIN Math Answered III. Graph each polynomial function. 10. P(x) = -x³ + 3x² 11. P(x) = 2 (x + 2)² 12. P(x) = x³ + 5x² - 9x - 45 13. P(x) = 5x4 + 7x² - x + 9
