Homework solutions (in pdf format) are available below:
HW #1: 1.1-1.5, 2.1-2.4
HW #2: 2.5-2.7, 3.1-3.4
HW #3: 4.1-4.9
HW #4: 5.1-5.5, 5.7
HW #5: 6.1-6.5
HW #6: 7.1-7.7
HW #7: 8.1-8.4