## Math 417 Homework 7: Due Friday March 14

*Instructions*: You can discuss these problems with others,
but write up your solutions on your own (i.e., don't just
copy someone else's solutions, else the feedback I give
you won't help you much). Please be neat and write in full sentences.

Do four of the five problems.

- [1]
- Determine the number of elements in S
_{5} of order 3.
- Determine the number of elements in S
_{6} of order 3.

- [2] Problem #46 on p. 113.

- [3] Problem #2 on p. 129.

- [4] Problem #10 on p. 130.

- [5] Problem #22 on p. 130.