# Math 405 - Fall 2009

Schedule of classes :
Section 1 meets M W F 1:25 - 2:15 PM in 107 Business (Sched # 269659).
Section 2 meets MWF 12:20 - 1:10 PM in 216 Thomas (Sched # 269662).

Office Hours for Finals Week: TUESDAY DEC 15, 5-6 PM, WEDNESDAY DEC 16, 6:30 - 8:30 PM.

Final Exam: THURSDAY DECEMBER 17, 2009 10:10A-12:00P 112 WALKER (comprehensive).

Midterm Exams: FRIDAY SEPTEMBER 25 and FRIDAY OCTOBER 30 in class.

Review Problems for Final Exam: Chapter 9 Review (page 417): 32-34, 36-45. Chapter 10 Review (page 474): all odd numbered problems 11-19, 27-35. Chapter 11 Review (page 531): 11, 1316, 23, 33, 40.

Practice Final Questions (Fall 2006). Skip questions 5,6.

Midterm 2 from Section 7.3 (gaussian Elimination) to Section 11.1 (Definiton of Fourier Series), except Frobenius Method. Review for Midterm 2.

Review Problems for Midterm 2: Chapter 7 Review (page 330-331): 17, 33, 37. Chapter 8 Review (page 362-363): 11, 13, 15, 19. Chapter 5 Review (page 217): 11, 15, 27. Chapter 11 Review (page 531): 11, 13.

Practice Midterm 2 Question (Fall 2006). Skip questions 2, 4, 5 (you can work out question 9 if you like).

Midterm 1 up to and including Section 7.4. Review for Midterm 1.

Review Problems for Midterm 1: Chapter 1 Review (page 42): 13, 25, 31, 41. Chapter 2 Review (page 102) : 11, 17, 21. Chapter 4 Review (page 163): 13, 19, 25, 27. Chapter 7 Review (page 331): 21, 27.

Practice Midterm 1 Question (Fall 2006). Skip questions 5, 7, 8, 10.

Syllabus.

Lectures Overview.

### Homework assignments

Complete homework solutions available on ANGEL under the "Lessons" Tab. Homework assignments are in the Calendar on ANGEL, click on the date due.

• Homework 1 (due Friday Sep 4): Chapter 1 Review (pages 42,43): 12. 16. 18, 28. Chapter 2 Review (page 102): 10, 12, 22.
• Homework 2 (due Friday Sep 11): Section 4.3 (page 146): 2, 8, 12, 16. Chapter 4 Review (page 163): 22 (use one of the methods discussed for 2nd order ODES to find a particular solution). Section 7.1 (page 277): 8, 14. Section 7.2 (page 286): 4, 14, 16.
• Homework 3 (due Friday Sep 18): Chapter 4 Review (page 163): 12, 16 (determine type of critical points, but IGNORE stability), 24. Section 7.2 (page 286): 20, 22, 28 a).
• Homework 4 (due Monday Sep 28): Section 7.3 (page 295-296) 8, 12, 22. Section 7.4 (page 301-302): 2, 6, 16, 24, 28, 30. PLEASE, NOTE EXTENDED DEADLINE.
• Homework 5 (due Friday Oct 2): Chapter 7 Review (page 330-331) 18, 36, 42.
• Homework 6 (due Friday Oct 9): Section 8.1 (pages 338-339); 10, 22, 30. Section 8.3 (pages 348-349): 4, 12, 14.
• Homework 7 (due Friday Oct 16): Section 8.4 (pages 355-356): 4, 14, 26. Section 5.1 (page 170): 6. Section 5.2 (page 176): 4, 10, 20.
• Homework 8 (due Friday Oct 23): Section 5.4 (page 187): 16. Section 5.7 (page 209): 4, 12, 14. Chapter 5 Review (page 217): 16.
• Homework 9 (due Monday Nov 1): Section 11.1 (pages 485-486): 2, 14, 18. Section 11.2 (page 490): 6, 10. Section 11.3 (page 496): 8, 12, 22. PLEASE, NOTE EXTENDED DEADLINE.
• Homework 10 (due Friday Nov 6): Section 11.7 (pages 512-513): 4, 8, 14. PLEASE, NOTE DEADLINE.
• Homework 11 (due Friday Nov 13): Section 11.7 (pages 513): 18. Section 11.9 (page 528): 4, 10, 14. Hint: You can integrate and differentiate complex exponentials like regular exponentials.
• Homework 12 (due Friday Nov 20): Section 9.2 (pages 376): 18, 40. Section 9.3 (pages 383-384): 28, 36. Section 9.5 (pages 398-399): 6, 14, 28, 34.
• Homework 13 (due Friday Dec 4): Section 9.7 (page 409): 30. Section 9.9 (page 416): 4, 16 c),e). Section 10.1 (page 425): 6, 10, 14 a). Section 10.2 (p 432): 4, 8, 18. Section 10.4 (pages 444-445): 4, 12.
• Homework 14 (NOT COLLECTED OR GRADED):Section 10.5 (page 448-449): 16, 20. Section 10.6 (page 456-457): 8, 12, 20. Section 10.7 (page 463): 14, 18, 24. Section 10.8 (page 468): 4, Section 10.9 (page 473): 14, 16.