Spring 2009
Monika Brannick
Dierential Equations - Math 206
February 13, 2009
Quiz 3
Due date: Wednesday, February 18, 2009, at the beginning of class!
Name
Directions: To receive full credit, show ALL your work!
1. (3 pts) Solve the dierential equation x
Spring 2009
Monika Brannick
Dierential Equations - Math 206
February 22, 2009
Quiz 4
Due date: Monday, February 23, 2009, at the beginning of class!
Name
Directions: To receive full credit, show ALL your work!
1. (10 pts) Use Eulers method to obtain a fou
Spring 2009
Monika Brannick
Dierential Equations - Math 206
Review Test 1
Note: This is not a sample test. The following are just examples for you to review.
1. Give the order of each of the following dierential equations , and state whether the equation
Spring 2009
Monika Brannick
Dierential Equations - Math 206
Review Test 2
Note: This is not a sample test. I consider all homework assignments and examples given in class as
fair game for the test.
1. Find the general solution of
(a) y + y = 3 cos 2x
(b)
Spring 2009
Monika Brannick
Dierential Equations - Math 206
Review Test 3
Name
Directions: To receive full credit, show ALL your work! Good luck!
1. Use the power series method to solve the initial value problem (x 1)y xy + y = 0 subject
to y (0) = 2, and