MATH 221, Introduction to Linear Algebra, Spring 2008

Course Information

• Letcures: Mon and Wed, 2:30-3:45 pm, ACIV 145
• Textbook: Linear Algebra and Its Applications , 3rd Edition, Addison-Wesley
  
• Office Hours: Mon and Wed, 1:30-2:30 pm
  
• Syllabus
  
• UMBC Academic Integrity Statement
  

Exams

• The Final Exam will be held at 1:00-3:00 pm, May 19 (Mon) in ACIV 145. The Final is comprehensive with more focus on the materials after Exam II. A sample test has been given for your practice.
• Exam II will be given on Apr. 7 (Mon) in class. It covers Sections 2.1-2.3 and 4.1-4.6; sample problems will be handed out for your practice.
• Exam I will be given on Feb. 27 (Wed) in class. It covers Sections 1.1-1.5 and 1.7-1.8; sample problems have been handed out for your practice.

Quizzes

• Quiz III will be given on Apr. 28 (Mon) in class. It covers Sections 3.1-3.2 and 5.1-5.3.
  
• Quiz II will be given on Mar. 12 (Wed) in class. It covers Sections 2.1-2.3.
  
• Quiz I will be given on Feb. 13 (Wed) in class. It covers Sections 1.1-1.4.

Homework

• Hw #14, do not turn in

  • Sec. 6.3, p.400: 4, 5, 8, 9, 11, 21(a,b,c,d);
    
  • Sec. 6.4, p.407: 2, 7, 10, 17(a), 18(a, b);
    
  • Solution to Hw#14
    

• Hw #13, due May 5 (Mon)

  • Sec. 6.1, p.382: 2, 7, 10, 14, 16, 17, 19(a, b), 20(a, b, d);
    
  • Sec. 6.2, p.392: 6, 9, 12, 16, 20, 23(a, e), 24(a, b);
    
  • Suggested readings : Sections 6.3, 6.4
    

• Hw #12, due Apr. 28 (Mon)

  • Sec. 5.2, p.317: 2, 4, 12, 13, 15, 16 (find the eigenvalues only without considering the multiplicities);
    
  • Sec. 5.3, p.325: 3, 6, 7, 12, 20, 21(a,d), 22(a,b), 24, 26;
    
  • Suggested readings : Sections 6.1, 6.2
    

• Hw #11, due Apr. 21 (Mon)

  • Sec. 3.2, p.199: 8, 16, 17, 20, 22, 25, 27(a,c,d), 40;
    
  • Sec. 5.1, p.308: 6, 8, 12, 13, 15, 18, 21(a, b, c), 22(a,d,e);
    
  • Suggested readings : Sections 5.2-5.3
    

• Hw #10, due Apr. 14 (Mon)

  • Sec. 3.1, p.190: 2, 5, 9, 12, 19, 20, 21, 29, 33, 34, 35, 36;
    
  • Suggested readings : Sections 3.2, 5.1
    

• Hw #9, due Apr. 7 (Mon)

  • Sec. 4.5, p.260: 4, 8, 10, 14, 15, 17, 18, 19(a,d), 20(a,b,d);
    
  • Sec. 4.6, p.269: 2, 3 (skip the row space questions in 2 and 3), 7, 8, 10, 14, 18(a,c);
    
  • Suggested readings : Sections 4.6, 3.1
    

• Hw #8, due Mar. 31 (Mon)

  • Sec. 4.3, p.243: 3, 6, 8, 13, 14, 16, 21(a, b,c), 22(a,b,e), 23;
    
  • Sec. 4.4, p.253: 3, 6, 7;
    
  • Suggested readings : Sections 4.4, 4.5
    

• Hw #7, due Mar. 24 (Mon)

  • Sec. 4.1, p.223: 5, 12, 13, 16, 18, 24(c,d,e); see Example 8 for 24(d).
  • Sec. 4.2, p.234: 5, 9, 12, 14, 17, 18, 24, 25(a,b,f), 26(a,b,c);
    
  • Suggested readings : Sections 4.2, 4.3
    

• Hw #6, due Mar. 10 (Mon)

  • Sec. 2.2, p.126: 4, 8, 9(b, c, d), 14, 15, 16, 18, 31;
  • Sec. 2.3, p.132: 2, 4, 8, 11(a, b, d, e), 12(a, b, c), 22 where H is a square matrix;
    
  • Suggested readings : Sections 2.3, 4.1
    

• Hw #5, due Mar. 3 (Mon)

  • Sec. 2.1, p.116: 2, 4, 6, 7, 10, 16(a, c, d), 20;
    
  • Suggested reading : Sections 2.2-2.3
    

• Hw #4, due Feb. 25 (Mon)

  • Sec. 1.7, p.71: 6, 7, 14, 16, 18, 20, 21 (a, b, c);
    
  • Sec. 1.8, p.79: 2, 3, 10, 17, 19, 21(b,c);
    
  • Suggested readings : Sections 1.8, 2.1
    

• Hw #3, due Feb. 18 (Mon)

  • Sec. 1.4, p.47: 1, 4, 9, 12, 14, 22, 23(b,c,e,f);
    
  • Sec. 1.5, p.55: 2, 5, 10, 12, 15, 23(a,c,e);
    
  • Suggested readings : Sections 1.5, 1.7
    

• Hw #2, due Feb. 11 (Mon)

  • Sec. 1.2, p.25: 9, 12, 14, 20, 21(a,b,c,e), 24;
    
  • Sec. 1.3, p.37: 9, 10, 11, 14, 23(c,d), 24(c,e), 25;
    
  • Suggested readings : Sections 1.3-1.4
    

• Hw #1, due Feb. 4 (Mon)

  • Sec. 1.1, p.11: 1, 7, 10, 14, 16, 20, 24(a,b,c,d);
    
  • Suggested readings : Sections 1.1-1.2
    

Copyright © Jinglai Shen
Last updated, March 2008