Do all the exercises below - hand in only the
numbered exercises.
1. Section 1.1, exercises 1, 2,
6. Submit solutions to 1(c,e), 2(c,e),
6(c,e,f)
Section 1.1, exercise 7
Section 1.1, exercise 8
2. Section 1.1, exercise 9
3. Section 1.1, exercises 11-14
Section 1.1, exercise 15
Section 1.1, exercise 16
4. Section 1.1, exercise 18
5. Section 1.1, exercise 20
6. Section 1.1, exercise 25
7. Section 1.1, exercise 31 (the
Hint can be phrased another way: pair up every element x with its
inverse x-1 and consider when these two elements are
distinct)
Section 1.2, exercise 1
Section 1.2, exercise 10
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