Recommended exercise problems:

(We will add more recommended problems to this list as the semester progresses; check this page regularly.)

Chapter 1	7, 8, 13, 16, 19, 28, 34, 37, 39.
Chapter 2	7, 8, 25, 27, 28, 29, 34, 35, 36, 37.
More Problems for Chapter 2	1. Find a graph of order 7 that has radius 3 and diameter 6. 2. Find a graph of order 7 that has radius 3 and diameter 5. 3. Find a graph of order 7 that has radius 3 and diameter 4.
Chapter 3	1, 2, 3, 11, 12, 16(b).
More Problems for Chapter 3	1. Find the Prufer sequence for the tree in the following figure. 2. Draw and label a tree whose Prufer sequence is (5,4,2,3,5,4,2,3,1). 3. Which trees have constant Prufer sequences? 4. Which trees have Prufer sequences with distinct terms?