Section 7.9. 29. (17 April)
Section 4.10. 3. (17 April)
Section 4.9. 3,5. (17 April)
Section 4.5. 42,43. (17 April)
Section 7.8. 1,3,5,13,23,25,27. (15 April)
Section 7.9. 1,3,5,7,9,11,13,15,17,21,25,27. (12 April)
Section 7.7. 1,5,7,15,17,19. (10 April)
Section 7.6. 1,3,5,7,9,15,17,21,25,27,29. (03 April)
Section 7.5. 1,3,5,7,11,15,17,19,25,35. (01 April)
Section 7.4. 11,13,15,17,19,21,23,25,27,33,35. (25 March)
Section 7.4. 1,3,7,9. (22 March)
Section 7.3. 1,3,5,7,9,11,13,17,21,29. (20 March)
Section 7.2. 13,15,17,19. (20 March)
Section 7.2. 1,3,9,11,21,23,25,27,29(a,c,e,g,i). (18 March)
Section 6.3. 5,7,9,11,13,15,17,19,21,23,25,27,29. (11 March)
Section 6.2. 1,7,11,13,15,16,17,18,35. (20 Feb)
Section 6.1. 19,21,23,25. (18 Feb)
Section 4.2. 27,29,31,35,37. (15 Feb)
Section 6.1. 1,3,5,7,9,15,17. (15 Feb)
Section 4.3. 1,5,11,13,21,27,29(a,c). (8 Feb)
Section 4.2. 1,3,5,13,15,19; for 37,39,41 change the instructions to find the general solution;43. (8 Feb)
Section 2.6 11,12,13,15;17,19;21,25,27;31 and solve: \((x+y-1)dx+(y-x-5)dy=0.\) (4 Feb)
Section 2.4. 33. (28 Jan)
Section 2.4. 3,4,5,6,9,15,17,21,23,29. (25 Jan)
Section 2.3. 1,3,5,7,15,17,25(a),29,31 (both eds). (18 Jan)
Section 2.2. 1,2,11,12,23,25,29,31 (both eds). (16 Jan)
Section 1.4. 3,4 (both eds). (23 Jan)
Section 1.3. 1,3,5,7,11,15,17 (both eds). (14 Jan)
Section 1.2. 15,25,27,31 (both eds). (11 Jan)
Section 1.2. 1,3,7,9,11,15,19,21(a) (both eds). (9 Jan)
Section 1.1. 1-17 odd (both editions). (7 Jan)
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