Introduction to Proof and Problem Solving

,"2.9: 6

2.10: 8

3.2: 6

3.3: 4

3.3: 10

3.4: 4

3.4: 8

3.5: 10

3.5: 12

For all the exercises 3.2 (6) through 3.5 (12) you have to justify your answer.

Use LaTeX for all parts. Each of the 9 problems on a separate page (use command \newpage in LaTeX). When uploading, indicate which problem is on which page.