hw 1: for thursday

1.A 2, 8
1.5 1, 2, 3, 4, 6

hw 2: for friday

1.C: 1 a,b; 2,3,4,7, 19 2.A: 1,2,3,5,8

hw 3: for friday

2A: 11, 15
2B: 1, 2, 3, 6, 8
2C: 1,2, 4, 8, 9

hw 4: for friday

3A: 1, 2, 3, 4, 7, 8
3B: 1, 2, 4, 5, 6, 9

hw 5: fri

3C: 1, 2, 3, 10, 12
Give the correct statement of 3.64 and its proof. If your version of the book has an error. 3D: 1, 2, 3, 7, 14, 16, 18

hw 6: fri

3E: 1, 3, 6, 13 3F: 1, 3, 5, 9