# Mathematics 351, Abstract Algebra Selected Textbook Problems

From Hungerford, 2nd edition
1.1 1, 3, 6   5.1 3-7   10.1 1, 2, 3, 12, 17
1.2 1(g,h), 6, 8, 13, 14   5.2 2-8   10.2 5, 11, 13, 15
1.3 1, 6, 8; A
6.1 3, 4, 7, 10, 13, 25   11.1 4, 5, 6, 7, 9
2.1 1, 3, 8, 11, 15, 16   6.2 1, 2, 4, 10, 13   11.3 1, 2, 3, 5, 7
2.2 1(a,b), 3, 6, 10
2.3 1, 2, 4, 7a   7.1 1-4   15 1, 2, 3, 5
7.2 1, 3, 5, 7, 9, 13, 18
3.1 1, 5, 7, 9, 10, 14, 17, 19   7.3 1, 3a, 5, 7, 8, 13, 21a
3.2 1, 5, 6, 9, 11, 15   7.4 3, 4, 5, 6, 14, 15
3.3 1, 3, 7, 8, 9   7.5 7, 8, 9
7.6 2, 5, 7, 9, 10
4.1 1, 5, 6, 7   7.7 1, 2, 3 9, 12
4.2 3, 4, 5, 6, 13   7.9 1, 2, 3, 5, 7, 8
4.3 1, 6, 9, 11, 13a
4.4 1-7   9.1 1, 7
4.5 1, 2, 3, 5, 12, 13
4.6 3

Extra problems.

Occasionally an extra homework problem will be given in class, and perhaps posted on this page as well.

Example:
Problem A. Section 1.3. Express the fraction 1/559 as the difference of two fractions, with denominators 13 and 43 respectively.
(Use the Euclidean algorithm to solve the equation 13u+43v=1.)

Main page, 351.