Prévia do material em texto
1. -1x^2 + 2x + -8 = 0 2. 8x^2 + -5x + -4 = 0 3. -7x^2 + -4x + -5 = 0 4. 2x^2 + -5x + 3 = 0 5. -2x^2 + 5x + -3 = 0 6. -3x^2 + -7x + -6 = 0 7. 4x^2 + 8x + 3 = 0 8. 2x^2 + 7x + 9 = 0 9. -5x^2 + -9x + 9 = 0 10. 6x^2 + -9x + 7 = 0 11. -9x^2 + -2x + 8 = 0 12. 2x^2 + 9x + -7 = 0 13. 8x^2 + 9x + -2 = 0 14. -4x^2 + 9x + -4 = 0 15. 10x^2 + 2x + 1 = 0 16. -8x^2 + 6x + 1 = 0 17. -4x^2 + 8x + 10 = 0 18. -2x^2 + 4x + 1 = 0 19. 8x^2 + -4x + 9 = 0 20. -7x^2 + 0x + 5 = 0