The problems are from Contemporary Abstract Algebra by Gallian, 6th Edition
unless otherwise noted.
 Homework #1 (Due Thursday, April 2)
Hand in Problems:
Chapter 12: #2, 6, 7, 18, 22, 26, 42, 44*, 46. (*Hint:
consider (a)^{n}).
Extra problems for practice (do not hand in):
Chapter 12: # 14, 19, 29, 31, 37, 39, 41, 47
Homework_Answers_1.pdf
 Homework #2 (Due Thursday, April 9)
Hand in Problems:
Chapter 13: #4, 6, 13, 14, 16, 22, 44, 54
Chapter 14: #2, 4, 10, 12
Hint: 13.54: Use Lagrange's theorem from last quarter.
Extra problems for practice (do not hand in):
Chapter 13: #5, 15, 21, 25, 29, 33, 39, 45, 53.
Chapter 14: #1, 5, 7, 11, 17, 19.
Homework_Answers_2.pdf
 Homework #3 (Due Thursday, April 16)
Hand in Problems:
Chapter 14, #18*, 40
Chapter 15, #6, 12, 14, 16, 28**, 30
**Hint:
consider the relationship mod 3.
Extra problems for practice (do not hand in):
Chapter 14, #25, 27, 59
Chapter 15, #11, 13
Homework_Answers_13.pdf
 Homework # 4 (Due Thursday, April 23)
Hand in Problems:
Hand in Problems:
Chapter 14, #24, 34, 37, 54
Chapter 15, #20, 26, 36, 40.
Chapter 16, #2, 4, 6, 14
Extra problems for practice (do not hand in):
Chapter 14, #29, 33
Chapter 15, #39, 45, 51.
Chapter 16, #1, 11, 13, 15, 19, 41
Homework_Answers_14.pdf
 Homework # 5 (Due Thursday, April 30)
Hand in Problems:
Chapter 14, #28, 32, 36, 52
Chapter 15, #40, 58, 60
Chapter 16, #12, 18
Extra problems for practice (do not hand in):
Chapter 14, #31
Chapter 15, #27, 29, 42, 62
Homework_Answers_15.pdf
 Homework # 6 (Due Thursday, May 7)
Hand in Problems:
Chapter 16, #12, 18, 20, 24, 30, 36, 38, 48
Hint for 16.20. Think about the roots of the polynomial h=fg.
Hint for 16.38. Here is the start of the proof of 16.38 which you should
complete:
Extra problems for practice (do not hand in):
Chapter 16, #1, 11, 13, 15, 19, 41
Homework_Answers_16.pdf
 Homework # 7 (Due Thursday, May 14)
Hand in Problems:
Chapter 17, #2, 4, 6, 8, 12, 14, 25
Extra problems for practice (do not hand in):
Chapter 17, #1, 3, 5, 7, 21
Homework_Answers_17.pdf
 Homework # 8 (Due Thursday, May 21)
Hand in Problems:
Please see the problems on
page 3. of the lecture notes:
Lecture
Notes/103bsweeks18.pdf
Homework_Answers_8.pdf
 Homework # 9 (Due Thursday, May 28)
Hand in Problems:
Chapter 18, #4, 28, 30.
Chapter 19, #8, 22, 26.
Also hand in the following exercise:
Extra problems for practice (do not hand in):
Chapter 18, #1, 5, 27
Chapter19, #7, 13, 14.
Homework_Answers_9.pdf
 Homework # 10 (Due Thursday, June 4)
Hand in Problems:
Chapter 20, #1, 3, 5
Chapter 21, #10
Chapter 23, #14
Extra problems for practice (do not hand in):
Chapter 21, #14
Homework_Answers_10.pdf
