64.2 Chapter 1, section 1.3. Exercises page 22

64.2.1 problem 1
64.2.2 problem 2(a)
64.2.3 problem 2(b)
64.2.4 problem 3(a)
64.2.5 problem 4(a)
64.2.6 problem 4(b)
64.2.7 problem 4(c)
64.2.8 problem 5
64.2.9 problem 6(a)
64.2.10 problem 6(b)
64.2.11 problem 8