Quiz 3, Math 251
3.5-3.8
Name(Print):
ID #:
Notice: The use of a calculator, cell phone, or any other electronic device is NOT permitted
during this quiz. Write Down detailed steps. Partial credits will be given for that.
1. Solve the following initial va
Quiz 2, Math 251
2.6-3.4
Name(Print):
ID #:
Notice: The use of a calculator, cell phone, or any other electronic device is NOT permitted
during this quiz. Write Down detailed steps. Partial credits will be given for that.
1. Consider the ODE
sin y
cos y +
Quiz 4, Math 251
Chapter 6-7
Name(Print):
ID #:
Notice: The use of a calculator, cell phone, or any other electronic device is NOT permitted
during this quiz. Write Down detailed steps. Partial credits will be given for that.
1. Find the general solutions
MATH 251
Final Exam
December 19, 2012
ANSWER KEY
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
Form A
B
B
C
D
D
A
D
D
C
B
D
A
F, T, F, T,
Form B
A
A
D
B
A
C
B
C
A
C
C
D
T, F, T, T
14.
(a) n = n 2 , X n ( x) = sin (nx ) ,
n = 1, 2, 3,
(b) No, 0 is not an eig