Review-Exam-2

The answers are at the end of the list of problems 1

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Unformatted text preview: nd work them on paper. The answers are at the end of the list of problems. 1. 2. 3 3. 4. 5. 4 6. 7. 5 8. 9. 6 10. 11. 7 12. 13. 8 14. 15. 9 16. 17. 10 18. 19. 20. 11 21. 22. 23. 12 24. 25. 13 26. 27. 14 28. 29. 30. 15 31. 32. 33. 16 34. 35. 36. 17 37. 38. 39. 40. 41. 18 42. 43. 19 ANSWERS 1. 10. 18. 19. 2. 20. 3. 21. 11. 4. 12. 22. 5. 23. 6. 13. 24. 14. 25. 7. 15. 8. 26. 16. 27. 17. 9. 20 28. 33. 36. 5 37. (a) 8 (b) {0, 7} 29. 34. (c) x = −4 (d) y = 5 (e) x = −4 38. −7 39. 30. a = −15, b = −1 . 40. 35. 1 11. {−1, − 2 } 12. −∞, 1 ∪ (1, ∞) 2 7. 31. 41. domain: (−∞, ∞) 96 ft/sec. 42. range: [−3, ∞) (a) y = − x + 2 8. 5 2 (b) y = 2x 32. (c) x = 1, y = 2 domain: (−∞, ∞) range: (−∞, ∞) 21 43. airspeed= 150mph , impact of wind = 20mph...
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