Answers to Lesson Exercises
Lesson #11
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1. degree 3, 3 terms |
2. Degree 3, 4 terms |
3. Degree 8, 2 terms |
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4. Degree 12, 4 terms |
5. 25 |
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6. 5 |
7. 17 |
8. 7 |
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9. 1 |
10. -13 |
11. 7x - 4 |
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12. 4x2 + 2x - 5 |
13. -4a2 + 3a + 3 |
14. 2x3 - 4x2 + x - 1 |
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15. 9b8 + 5b + 8 |
16. 2x2 - 7x + 5 |
17. 18x2 - 8x |
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18. 2w + 3 |
19. 3y5 - 9y4 + 24y3 |
20. -2q3 - 5q2 |
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21. 2x3 + x2 |
22. 12x2 + 15x |
23. -2x3 - 4x2 - 2x |
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24. 5a3 + 15a2 |
25. 5x3 + 15x2 + x + 3 |
26. 8x3 - 6x2 + 4x - 3 |
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27. y2 - y - 6 |
28. 2z2 + 19z + 24 |
29. 5x2 - 11x + 2 |
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30. 9x - 7 |
31. -2q2 - 3q + 13 |
32. 2t2 - 11t + 9 |
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33. 5y3 - 5y + 11 |
34. w2 - 5w + 6 |
35. x3 + 2x2 + 3x + 2 |
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36. x3 + x2 - 11x + 10 |
37. 2c3 - 5c2 - 8c + 5 |
38. x4 - x3 - x2 + 5x + 4 |
Return to Lesson 11
Go on to Lesson 12
Appendix A. Answers to all lesson exercises.