Kelly MacArthur

Instructor Lecturer

Office: JWB 218
Email: macarthur@math.utah.edu

University of Utah
Department of Mathematics
155 S. 1400 E. JWB 233
Salt Lake City, UT
84112-0090 USA

Math2270-02, Linear Algebra
Spring, 2020


Course Information




Class Notes

Note: These notes should be printed and brought to class (or uploaded on your tablet/ipad for notetaking during class).



Homework Assignments


    Week 1: (due Wednesday, 1/15)
    Section 1.1 #1, 3, 7, 8, 11, 18, 20, 23, 27
    Section 1.2 #1, 3, 7, 11, 19, 24, 28, 33

    Week 2: (due Wednesday, 1/22)
    Section 1.3 #1, 5, 7, 9, 13, 17, 19, 24, 25, 29, 34
    Section 1.4 #1, 3, 5, 7, 11, 15, 19, 21, 25
    Section 1.5 #1, 3, 7, 11, 13, 15, 19, 25, 27, 39

    Week 3: (due Wednesday, 1/29)
    Section 1.6 #4, 7, 11, 13
    Section 1.7 #1, 3, 5, 7, 11, 13, 15, 17, 19, 21, 23, 25

    Week 4: (due Wednesday, 2/5)
    Section 1.8 #1, 2, 3, 5, 7, 9, 11, 13, 16, 30, 33
    Section 1.9 #1, 3, 4, 5, 10, 11, 15, 17, 20, 21, 25
    Section 2.1 #1, 2, 3, 5, 7, 9, 13, 15, 21, 27

    Week 5: (due Wednesday, 2/12)
    Section 2.2 #1, 5, 7, 9, 13, 15, 17, 19, 21, 31
    Section 2.3 #1, 2, 3, 4, 8, 13, 15, 19, 23, 33

    Week 6: (due Wednesday, 2/19)
    Section 2.4 #1, 4, 5, 7, 9, 13, 21, 25
    Section 2.5 #1, 5, 7, 11, 17, 24, 25, 26
    Section 3.1 #1, 5, 13, 15, 23, 33, 37, 45

    Week 7: (due Wednesday, 2/26)
    Section 3.2 #1, 4, 5, 9, 13, 19, 21, 22, 25, 29, 31, 34
    Section 3.3 #1, 5, 9, 21, 23, 25, 27
    Section 4.1 #1, 3, 5, 6, 8, 9, 11, 13, 15, 17, 21, 26

    Week 8: (due Wednesday, 3/4)
    Section 4.2 #1, 3, 5, 7, 11, 15, 17, 19, 21, 23, 25, 31
    Section 4.3 #1-15 odd, 21, 26
    Section 4.4 #1-11 odd, 14, 15, 17, 21, 29, 32

    Week 9: (due Wednesday, 3/18)
    Section 4.5 #1-25 odd
    Section 4.6 #1-19 odd, 26, 27, 28
    Section 4.7 #1, 3, 5, 7, 13, 15, 17, 18
    Section 5.1 #1-21 odd, 25, 27, 31, 37

    Week 10: (due Wednesday, 3/25)
    Section 5.2 #1-17 odd, 23, 24, 30
    Section 5.3 #1-23 odd, 27, 29

    Week 11: (due Wednesday, 4/1)
    Section 5.4 #1-17 odd, 21, 22
    Section 5.5 #1, 3, 5

    Week 12: (due Wednesday, 4/8)
    Section 6.1 #1-19 odd, 22, 24, 27, 28
    Section 6.2 #1-19 odd, 27, 29
    Section 6.3 #1-19 odd

    Week 13: (due Wednesday, 4/15)
    Section 6.4 #1-19 odd
    Section 6.5 #1-9 odd
    Section 7.1 #1-19 odd, 25, 27

    Week 14: (due Wednesday, 4/22)
    Section 7.2 #1-15 odd, 19, 23
    Section 7.3 #1-11 odd
    Section 7.4 #1-19 odd



Project Assignments


  • Project 1 due Sunday, February 16th at 11:59 pm--upload to Canvas Assignment



Course Extra Resources




Exam Reviews




  • Midterm 2 Review: (covers sections 2.2-2.5, 3.1-3.3, 4.1-4.7. 5.1-5.2)
    Note: For the exam, you may bring one 8.5x11 inch sheet of paper of notes (front and back). No electronics allowed during the exam.

  • Midterm 2 Review (Chapter 2) (In Supplemental Practice problems, focus on problems #1-4 and 9-10.) and Key

  • Midterm 2 Review (Chapters 3-5.2)



  • Final Review: (covers everything we've covered in class this semester)
    Note: For the exam, you may bring two 8.5x11 inch sheets of paper of notes (front and back). Calculators are allowed during the exam, but no cell phones nor electronics connected to the internet are allowed.

  • Final Practice and the Key