MATH 221, Introduction to Linear Algebra, Fall 2009

Course Information

• Lectures: Mon and Wed, 2:30-3:45 pm, BS 120
• 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

• Exam II will be given on Nov. 9 (Mon) in class. It covers Sections 2.1-2.3 and 4.1-4.6.
• Exam I will be given on Oct. 7 (Wed) in class. It covers Sections 1.1-1.5 and 1.7-1.8.

Quizzes

• Quiz II will be given on Dec. 2 (Wed) in class. It covers Sections 3.1-3.2 and 5.1-5.3.
• Quiz II will be given on Oct. 21 (Wed) in class. It covers Sections 2.1-2.3.
• Quiz I will be given on Sept. 23 (Wed) in class. It covers Sections 1.1-1.4.

Homework

• Hw #12, due Nov. 30 (Mon)

  • Sec. 5.3, p.325: 4, 6, 7, 12, 20, 21(a,d), 22(a,b,c), 24, 25;
    
  • Suggested readings : Sections 6.1, 6.2
    

• Hw #11, due Nov. 23 (Mon)

  • Sec. 5.1, p.308: 6, 8, 12, 13, 14, 18, 21(a, b, c), 22(a,d,e);
    
  • Sec. 5.2, p.317: 2, 4, 12, 14, 15, 16 (find the eigenvalues only without considering the multiplicities);
    
  • Suggested readings : Sections 5.3, 6.1
    

• Hw #10, due Nov. 16 (Mon)

  • Sec. 3.2, p.199: 8, 16, 17, 20, 22, 25, 27(a,c,d), 40;
    
  • Suggested readings : Sections 5.1-5.2
    

• Hw #9, due Nov. 9 (Mon)

  • Sec. 4.6, p.269: 2, 3 (skip the row space questions in 2 and 3), 7, 8, 10, 13, 18(a,c);
    
  • Sec. 3.1, p.190: 2, 6, 9, 12, 19, 20, 22, 29, 33, 34, 36, 37;
    
  • Suggested readings : Sections 3.1, 3.2
    

• Hw #8, due Nov. 2 (Mon)

  • Sec. 4.3, p.243: 3, 6, 8, 14, 16, 21(a, b,c), 22(a,b,e), 23;
    
  • Sec. 4.4, p.253: 3, 6;
    
  • Sec. 4.5, p.260: 4, 8, 10, 14, 15, 17, 18, 19(a,d), 20(a,b,d);
    
  • Suggested readings : Sections 4.3-4.6
    

• Hw #7, due Oct. 26 (Mon)

  • Sec. 4.1, p.223: 5, 11, 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);
    
  • Suggested readings : Sections 4.1, 4.2
    

• Hw #6, due Oct. 19 (Mon)

  • Sec. 2.2, p.126: 4, 8, 9(b, c, d), 14, 15, 16, 18, 31, supplement problem ;
  • 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 2.2, 2.3
    

• Hw #5, due Oct. 12 (Mon)

  • Sec. 2.1, p.116: 2, 4, 6, 7, 8, 10, 16(a, c, d), 20;
    
  • Suggested reading : Sections 2.1-2.2
    

• Hw #4, due Oct. 5 (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 Sept. 28 (Mon)

  • Sec. 1.4, p.47: 1, 4, 9, 10, 12, 14, 22, 23(b,c,e,f);
    
  • Sec. 1.5, p.55: 2, 5, 10, 12, 15, 23(a,c), 32;
    
  • Suggested readings : Sections 1.5, 1.7
    

• Hw #2, due Sept. 21 (Mon)

  • Sec. 1.2, p.25: 4, 9, 12, 14, 20, 21(a,c,e), 24;
    
  • Sec. 1.3, p.37: 9, 11, 14, 23(c,d), 24(c,e), 25;
    
  • Suggested readings : Sections 1.3-1.4
    

• Hw #1, due Sept. 14 (Mon)

  • Sec. 1.1, p.11: 1, 7, 8, 10, 14, 16, 20, 24(a,b,c,d);
    
  • Suggested readings : Sections 1.1-1.2
    

Copyright © Jinglai Shen
Last updated, August 2009