MA-410 Homework 2

Due at 10:10am in class, Wednesday, March 2, 2005

Solutions may be submitted in person in class, or you may email an ASCII text, html, or postscipt/pdf-formatted document to me.
Note my office hours on my schedule.

1. Please prove for all composite integers n ≥ 4: 2ⁿ - 1 is a composite integer.
2. ENT, §4.2, Problem 2, page 68.
3. ENT, §4.2, Problem 6(a) and 6(d), page 69.
4. ENT, §4.4, Problem 10, page 82.