2 Problem 1.1-3, page 6

 2.1 problem 1.1-3 (a)
 2.2 problem 1.1-3 (b)
 2.3 problem 1.1-3 (c)
 2.4 problem 1.1-3 (d)
 2.5 problem 1.1-3 (e)
 2.6 problem 1.1-3 (f)