Math 221 - Introduction to Linear Algebra

Fall 2005 - Matthias K. Gobbert

Homework - Last Updated 11/23/05

The assigned homework problems are listed below. This page will be updated throughout the semester to reflect the actual progress in class. The information on due dates and coverage of each homework that is posted here is final, up to the notice below.
The chapter and section numbers refer to the text, David C. Lay, Linear Algebra and Its Applications, third edition, Addison-Wesley, 2003.

HW	Recommended Problems	Required Problems
HW 0	see handout	due Wednesday 09/07
HW 1	Sections 1.1, 1.2	due Monday 09/12
	1.1: 3, 9, 13, 15, 17, 19, 23, 27	1.1: 10, 14, 16, 18, 22, 24
	1.2: 1, 3, 7, 13, 19, 21, 23, 25, 29	1.2: 12, 14, 20, 22, 24, 26
HW 2	Sections 1.3, 1.4	due Monday 09/19
	1.3: 5, 9, 11, 13, 15, 17	1.3: 6, 10, 12, 14, 18, 24
	1.4: 3, 5, 7, 9, 11, 15, 17, 23, 33	1.4: 4, 6, 8, 10, 12, 22, 24, 32
HW 3	Sections 1.5, 1.7	due Monday 09/26
	1.5: 1, 5, 7, 11, 15, 17, 23, 29, 35	1.5: 2, 6, 8, 12, 16, 24
	1.7: 5, 11, 21, 27, 35, 37	1.7: 6, 14, 22, 28, 36, 38
HW 4	Sections 1.8, 1.9, 2.1	due Monday 10/03
	1.8: 1, 3, 9, 11, 15, 27, 29, 31, 35	1.8: 2, 4, 10, 12, 16, 32, 36
	1.9: 3, 15, 17, 19, 21, 33, 29	1.9: 8, 12, 16, 18, 22, 36, 30
	2.1: 1, 3, 5, 15, 23, 25, 27, 31	2.1: 2, 4, 6, 8, 10, 16, 24, 32
HW 5	Sections 2.2, 2.3	due Monday 10/10
	2.2: 1, 5, 9, 13, 25, 31	2.2: 2, 10, 14, 16, 26, 32
	2.3: 1, 3, 5, 15, 25	2.3: 2, 4, 6, 8, 16, 22
HW 6	Sections 4.1, 4.2	due Monday 10/17
	4.1: 1, 9, 11, 13, 15, 17, 23, 25, 27, 31	4.1: 12, 14, 16, 18, 24, 26, 32
	4.2: 1, 5, 9, 15, 17, 19, 23	4.2: 6, 10, 16, 24, 30
HW 7	Sections 4.3, 4.4	due Monday 10/24
	4.3: 3, 7, 9, 13, 15, 21, 25, 29	4.3: 4, 8, 10, 14, 16, 22, 30
	4.4: 1, 3, 7, 9, 15	4.4: 2, 4, 8, 10, 16
HW 8	Sections 4.5, 4.6	due Monday 10/31
	4.5: 5, 11, 13, 15, 17, 29	4.5: 6, 12, 14, 18, 30
	4.6: 1, 3, 5, 7, 9, 13, 15, 17, 27	4.6: 2, 4, 6, 8, 10, 18, 28, 30
HW 9	Sections 3.1, 3.2	due Monday 11/07
	3.1: 3, 5, 9, 13, 15, 17, 19, 21, 37	3.1: 4, 6, 10, 14, 16, 18, 20, 22, 38
	3.2: 7, 11, 27, 31, 33, 37	3.2: 8, 12, 28, 34
HW 10	Sections 5.1, 5.2	due Monday 11/14
	5.1: 1, 5, 7, 9, 13, 15, 19, 21, 25, 29	5.1: 6, 8, 12, 16, 20, 22, 24
	5.2: 1, 3, 5, 11, 13, 19, 21	5.2: 2, 4, 8, 12, 14, 18, 24
HW 11	Sections 5.3, 6.1	due Monday 11/21
	5.3: 1, 5, 9, 11, 15, 17, 21, 25, 27, 29, 31	5.3: 6, 10, 12, 16, 20, 22, 24, 30, 32
	6.1: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 23, 25	6.1: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 24, 26
HW 12	Sections 6.2, 7.1	due Monday 11/28
	6.2: 1, 5, 7, 9, 11, 13, 15, 17, 21, 23, 27, 29	6.2: 2, 8, 12, 14, 16, 20, 22, 24, 30, 32
	7.1: 1, 5, 9, 11, 15, 17, 19, 25, 29	7.1: 4, 6, 10, 12, 14, 18, 22, 26, 28
HW 13	Section 7.2, 6.3, 6.4	due Friday 12/09
	7.2: 1, 3, 5, 7, 23	7.2: 2, 4, 6, 8
	6.3: 3, 5, 7, 9, 11, 13, 15	6.3: 4, 6, 8, 10, 12, 14, 16
	6.4: 1, 3, 5, 7, 9, 11	6.4: 2, 4, 6, 8, 10, 12
HW 14	Sections 6.5, 6.6
	6.5: 1, 3, 5, 7
	6.6: 1, 3