Do Problem 7-1 on pages 185-186. This problem is worth 3 grade points.

Do Problem 7-4 on page 188. This problem is worth 3 grade points.

Do Exercise 8.1-1 on page 193. This execise is worth 1 grade point.

Do Exercise 8.1-2 on page 194. This execise is worth 1 grade point.

Do Exercise 8.2-4 on page 197. You may assume that

*a*and*b*are integers, but should not make any other assumptions about their values. This execise is worth 1 grade point.Do Exercise 8.3-1 on page 199. This execise is worth 1 grade point.

Do Exercise 8.3-2 on page 200. This execise is worth 1 grade point.

Do Exercise 8.3-4 on page 200. This execise is worth 1 grade point.