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Math 225: Linear Algebra and Differential Equations

Information for Math 225--syllabus, course policies, etc. (pdf file)

TA: Selenne Garcia-Torres, garciato@usc.edu, office hours Tu 1-2, Wed. 12-2 in Math center, KAP 263.

Practice homework problems:

Section 2.1: 5,9,16-20,21,27

Section 2.2: 5,7,15,17,21,29,33,39,45

Section 2.3: 3,5,7,11,13,15,17

Section 2.4: 2,4,7,13,15,21

Section 2.5: 1,3,5,7,13,17,23,35,45

Section 2.6: 3,9,13,17,25,33,34

Section 3.1: 6,9,11,21,23

Section 3.2: 3,9,15,21,29,31,33,39,43

Section 3.3: 9,15,25,37,43

Section 4.1: 3

Section 4.2: 3,7,11,13,19

Section 4.3: 1,3,5,9,13,15

Section 4.4: 3,9,13,17,23,25

Section 4.5: 3,7,15,19,25,31,41

Section 4.6: 3,7,11,13,15,19,25,27

Section 4.7: 3,7,11,15,17,23,27

Section 4.8: 3,5,7,9

Section 4.9: 3,5,9,11

Section 4.11: 1,3,7

Section 4.12: 3,10,15,17,19,23,26

Section 5.1: 1,3,5,7,11,15,17,21,23,25,29,31,35

Section 5.3: 1,4,11,13,15

Section 5.4: 1,3,7,13,17,19,21,25,33

Section 5.5: 1,2a,3,5,7a,19

Section 5.6: 3,9,13,15,21,25,27,29,31,33,37

Section 5.7: 5,9,15,25,30a

Section 5.8: 1,5,7,15,21,23,27,29,33

Section 5.9: 1,3,5,7,11,13

Section 5.10: 3,7,8,13

Section 1.2: 3,5,7,9,15,19,21,23,25,31

Section 1.4: 1,5,21a

Section 1.6: 1,3,5,9,19,23

Summary of material covered:

Class 1: August 22, Section 2.1 and some of Section 2.2.

Class 2: August 24, finished Section 2.2.

Class 3: August 26, Sections 2.3 and Section 2.4.

Class 4: August 29, started Section 2.5.

Class 5: August 31, finished Section 2.5, started Section 2.6.

Class 6: September 2, finished Sections 2.6 and Section 3.1.

Class 7: September 7, Section 3.2.

Class 8: September 9, finished Section 3.2, started Section 3.3.

Class 9: September 12, finished Section 3.3 and Section 4.1, started Section 4.2.

Class 10: September 14, finished Section 4.2, started Section 4.3.

Class 11: September 16, finished Section 4.3, started Section 4.4.

Class 12: September 19, finished Section 4.4, started Section 4.5.

Class 13: September 21, continued Section 4.5.

Class 14: September 23, finished Section 4.5, started Section 4.6.

Class 15: September 26, continued Section 4.6.

Class 16: September 28, finished Section 4.6, started Section 4.7.

Class 17: September 30, finished Section 4.7, covered Section 4.8.

Class 18: October 3, midterm 1.

Class 19: October 5, covered Section 4.9.

Class 21: October 7, covered Section 4.10.

Class 22: October 10, covered Section 4.11 and started Section 4.12.

Class 23: October 12, finished Section 4.12 and started Section 5.1.

Class 24: October 14, finished Section 5.1 and started Section 5.3. (We skip Section 5.2)

Class 25: October 17, finished Section 5.3 and started Section 5.4.

Class 26: October 19, continued Section 5.4.

Class 27: October 21, finished Section 5.4, covered Section 5.5, and started Section 5.6.

Class 28: October 24, finished Section 5.6 and started Section 5.7.

Class 29: October 26, finished Section 5.7 and started Section 5.8.

Class 30: October 28, continued Section 5.8.

Class 31: October 31, finished Section 5.8 and started Section 5.9.

Class 32: November 2, finished Section 5.9 and started Section 5.10.

Class 33: November 4, reviewed some material from Chapter 4.

Class 34: November 7, finished Chapter 4 review and started Chapter 5 review.

Class 35: November 9, continued Chapter 5 review.

Class 36: November 11, finished Chapter 5 review and continued Section 5.10.

Class 37: November 14, finished Section 5.10 and started Section 1.2.

Class 38: November 16, midterm 2.

Class 39: November 18, finished Section 1.2, covered Section 1.4, and started Section 1.6.

Class 40: November 21, finished Section 1.6 and started discussing Markov chains.

Class 41: November 28, continued discussing Markov chains.

Class 42: November 30, finished discussing Markov chains and started Section 6.1.

Class 43: December 2, finished Section 6.1 and started Section 7.4.