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Skills Practice Solving x2 + bx + c = 0 Factor each polynomial 1 t2 + 8t + 12 2 n2 + 7n + 12 (t + 2)(t + 6) (n + 3)(n + 4) 3 p2 + 9p + 20 4 h2 + 9h + 18

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[PDF] Skills Practice - Waynesville R-VI School District

Skills Practice Solving x2 + bx + c = 0 Factor each polynomial 1 t2 + 8t + 12 2 n2 + 7n + 12 (t + 2)(t + 6) (n + 3)(n + 4) 3 p2 + 9p + 20 4 h2 + 9h + 18

NAME DATE PERIOD

Lesson 8-6

Chapter 8 39 Glencoe Algebra 1

Skills PracticeSolving x

2 + bx + c = 0

Factor each polynomial.

1. t 2 + 8t + 12 2. n 2 + 7n + 12 (t + 2)(t + 6) (n + 3)(n + 4) 3. p 2 + 9p + 20 4. h 2 + 9 h + 18 (p + 5)(p + 4) (h + 6)(h + 3) 5. n 2 + 3n - 18 6. x 2 + 2x - 8 (n + 6)(n - 3) (x + 4)(x - 2) 7. y 2 - 5y - 6 8. g2 + 3g - 10 (y + 1)(y - 6) (g + 5)(g - 2) 9. r 2 + 4r - 12 10. x 2 - x - 12 (r - 2)(r + 6) (x - 4)(x + 3) 11. w 2 - w - 6 12. y2 - 6y + 8 (w - 3)(w + 2) (y - 2)(y - 4) 13. x 2 - 8x + 15 14. b 2 - 9b + 8 (x - 5)(x - 3) (b - 1)(b - 8) 15. t 2 - 15t + 56 16. -4 - 3m + m 2 (t - 7)(t - 8) (m - 4)(m + 1)

Solve each equation. Check the solutions.

17. x 2 - 6x + 8 = 0 {2, 4} 18. b 2 - 7b + 12 = 0 {3, 4} 19. m 2 + 5m + 6 = 0 {-3, -2} 20. d 2 + 7d + 10 = 0 {-5, -2} 21. y
2 - 2y - 24 = 0 {-4, 6} 22. p 2 - 3p = 18 {-3, 6} 23. h
2 + 2h = 35 {-7, 5} 24. a 2 + 14a = -45 {-9, -5} 25. n
2 - 36 = 5n {-4, 9} 26. w 2 + 30 = 11w {5, 6} 8-6quotesdbs_dbs7.pdfusesText_13

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