12.1: # 3 (how can you do it without using the distance formula?), 17, 22 (first octant means x,y,z all non-negative), 36. 12.2: # 4, 20, 26, 29, 47; challenge: 48. 12.3: # 1, 9, 10, 13, 24, 31, 44, 64 (a little harder). 12.4: # 2, 7, 13, 17 (try to use Theorem 11 on page 836 to save some time), 30, 44; challenge: 45, 46. 12.5: # 6, 10, 15, 30, 31, 46, 50, 58, 70; challenge: 82. 12.6: # 9, 21-28. 13.1: # 10, 21-26, 41, 42, 43. 13.2: # 1, 10, 14, 16, 20, 27, 51, 53. 13.3: # 3, 4, 5, 15. 13.4: # 7, 8, 17, 18, 19, 25, 26. 14.1: # 9, 10, 11, 12, 15, 18, 20, 32, 33, 36, 38, 43-50, 59-64. (I think this section is very important). 14.2: # 6, 8, 9, 10, 11, 12, 13 (harder; involves something we talked about in class about square roots), 14, 18. 14.3: # 15-22, 33, 35, 41-44, 51, 52, 71, 72(combines a few things pretty nicely), 101. 14.4: # 4, 5, 6, 11, 12, 17, 18, 31, 32, 34. 14.5: # 1-6, 14(definitely tests understanding of composition of functions),21, 22, 27-30, 31-34. MIDTERM 1 14.6: # 4, 7, 8, 15, 17, 32, 44, 45, 46. 14.7: # 5, 8, 12, 16, 17, 18, 19, 31, 34, 35, 36, 39, 40, 54. 15.1: # 11 (Very important to understand). 15.2: # 1, 2, 8, 9, 11*, 12*, 13, 14, 15, 17, 25, 26, 38*, 40. 15.3: # 6, 10, 14, 18, 20, 24, 26, 27, 37, 51, 52, 53, 54. 15.4: # 1-4 (also, try writing All of the regions in polar coordinates), 10, 11, 13, 15, 18, 34, 40* (very important), 41*. 15.5: # 3, 10, 21. 15.6: Covered with 16.6 below. 15.7: # 1, 2, 5, 6, 7, 8, 10, 13, 20, 21, 22, 33, 34. 15.8: # 9, 10, 15, 19, 30. 15.9: # 3, 4, 5, 6, 7, 8, 9, 10, 21, 24, 26, 28, 39, 40, 41. 16.1: # 7-10, 15-18, 21, 23, 29-32. 16.2: # 1-4, 7, 8, 15, 30, 31, 41, 43. 16.3: # 3, 4, 5, 7, 8, 12, 13, 14, 15, 20, 24, 28. 16.4: # 1, 2, 7, 8, 9, 10, 12, 13, 17. 16.5: # 4, 5, 6, 8, 12, 14, 15, 16, 19, 20, 21, 22, 31, 32. Chapter 15, section 6: # 4, 8, 12, 13, 24. 16.6: # 13-18, 47, 49, 50, 64(a) and (c). MIDTERM 2 16.7: # 1, 4, 11, 13, 20, 23, 28, 39, 45, 46, 49. 16.8: # 1, 6, 9, 13, 14, 16, (*20* may be very useful for later calculus/analysis classes). 16.9: # 4, 10, 14, 15, 31. FINAL