Homework for Sullivan's Math 221
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Suggested Practice Problems (not to be turned in). 1.1:
5, 7, 11, 14, 19; 1.2: 3, 5; 1.3:
1, 3, 5, 7, 13, 27.
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Homework Set 3: Due Friday February 9. 1.1:
20, 22, 24; 1.2: 4, 6, 8, T4; 1.3:
4, 20, 22, T4.
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Suggested Practice Problems. 1.4: 9, 11, 12,
13, 15; 1.5: 9, 17, 19, 21, 27, 29, 31; 1.6:
5, 7, 13, 15, 20.
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Skip Chapter 2. Download and read this 7 page handout instead. Determinates.
PDF, PS.
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Homework Set 4: Due Friday February 16. 1.4:
10, 11, 16, T8, T12, T16; 1.5: 6, 8, 28, 30;
1.6:
6, 12, 16, T4, T8. And, do Homework Problems 1-5 on the determinates handout.
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Test 1: Friday February 23. Review sheet: PS,
PDF.
- Skip Chapter 3. (We have already covered most of this, and the little we
haven't overlaps with Chapter 6.)
- Start reading Chapter 4 the weekend after Test 1. The first couple of
sections are difficult reading. You may need to reread them several times.
- Homework Set 5. Due Friday, March 2.
- Three problems from computer handout. Directions will be given in class.
- 4.1: 2, 4, 8, 20 (Read and think about all the problems in this sections.)
- 4.2: 2, 4, 16, 18, T4.
- Homework Set 6: Due Friday, March 9.
- 4.3: 2ac, 4c, 6, 10, 14, T6
- 4.4: 2ac, 4bc, 6, 8, 20, 28
- 4.5: 6, 8
- Project Guidelines
- SPRING BREAK! A great time to catch up on your studies!!!
- Homework Set 7: Due Friday, March 23.(Delay until Monday)
- 4.6: 4, 6a, 10, 12, 22, T2, T8
- 4.7: 2, 4, 6, 8, 12, 22, T2
- 4.9: skip
- Homework Set 8: Due Friday, March 30.(Delay until Monday)
- 4.8: 2, 4, 6, 8, 18
- 5.1: 5, 7, 12, 15, 23, T4, T12
- 5.2: skip
- Homework Set 9: Due Friday, April 6.(Delay until Monday)
- 8.4: 1, 3, 6, 9, T2.
- 6.1: 2, 4, 10, 18.
- 6.2: Read only.
- 6.3: 2, 4, 6, plus bonus problem.
- TEST 2: Friday, April 13. Covers:
Chapter 4(4.1-4.8), 5.1 and 8.4.
- Test 2 Review sheet:PDF, PS.
- We will study systems of linear differential equations. Only some of this
in your text. But I will put my lecture notes on the webpage.
Final Exam is on Thursday, May 10, 10:10am-12:10pm.