Section Problems
 
Week 1
1.1 1*, 3*, 7, 11*, 15-20, 21, 23, 26*, 28*
*use the following direction field (dfield) program.
1.2 4
2.5 1, 2, 3, 4, 7, 8, 9, 12, 16a*
*use the statement from problem 14.
  Homework 1 Due Wednesday September 10th. Solutions
 
Week 2
2.1 1c, 4c, 5c, 6c, 8c, 11c, 15, 18, 20, 33
2.2 2, 3, 7, 10a, 12a, 13a, 27
1.2 24
2.3 1, 2, 3, 4, 5a, 17a
  Homework 2 Due Wednesday September 17th Solutions
 
Week 3
2.4 2, 3, 7, 8, 13, 23, 25
2.7 1abc*, 7, 13*, 20ab
Use the Mathematica notebook to implement Euler's Method.
3.1 3, 5, 7, 11, 17, 22, 23, 27
3.2 1, 5, 8, 11, 13, 14, 17, 23, 24
  Homework 3 Due Wednesday September 24th Solutions
  Applied Project I Due Monday September 29th
 
Week 4
3.3 1, 3, 11, 15, 16, 17, 20, 22, 25
3.4 7, 11, 17, 19, 25ab, 28
  Homework 4 Due Wednesday October 1st Solutions
 
Week 5
3.5 1, 3, 6, 12, 14, 15ab, 18, 23*, 25*, 28*
*Use Abel's Theorem instead of Reduction of Order.
  Exam 1
 
Week 6
3.6 Method of Undetermined Coefficients Review
1-6, 8, 15, 17
  Applied Project II Due Wednesday October 22nd.
3.7 3, 5, 7, 9, 13, 17, 19
3.8 1, 5*, 7*, 9*, 10*, 11*, 18, 19
*just find the position function.
  Homework 5 Due Wednesday October 15th Solutions
 
Week 7
6.1 1, 5, 6, 9, 15
6.2 1, 3, 5, 7, 8, 11, 13, 17, 18, 21, 24
  Homework 6 Due Wednesday October 22nd Solutions
 
Week 8
6.3 1, 3, 7, 8, 11, 14, 15, 17, 24
6.4 just solve: 1, 3, 5, 10, 12
 
Homework 7 Due Wednesday October 29th Solutions
 
Week 9
  Exam 2
Week 10
9.1 1-11abc (as many as you can stand), 17 <------not on Exam 2
*use phase plane (pplane) program to check your answer to part (c)
  Homework 8 Due Wednesday Nov. 12th. Solutions
  Applied Project III Due Monday Nov. 24th.
 
Week 11
9.2 1, 3, 5a*, 8a*, 10a*,
Linearize and determine stability of critical points.
9.3 5, 6, 9, 19abc
9.4 1, 2, 5
  Homework 9 Due Wednesday Nov 17th. Solutions
 
Week 12
10.2 4, 9, 13, 15, 22ab
Fourier Example from Class. Before you run any part of the examples. Open PeriodicPlot.nb and press the button.
10.4  
   
   
   

Foxtrot HW