HW 1 (due Fri 4/9): Ch. 7.1: Exercises 1-4.
HW 2 (due Fri 4/16): Ch. 7.2: Exercises 7-13.
HW 3 (due Fri 4/23): Ch. 7.3: Exercises 16-18, 22, 26. Ch. 7.4: Exercise 30.