Practice for Exam II 04/16/14
Math 406
You should be reading section 3.6, 12.1-12.2 of the text. There will be no HW due
on April 16, the day of Exam II. The following problems do not need to be turned
in. You should do them for practice before Exam II. Y

Solution to HW 8, #9
Math 406, Spring 2014
The idea is to find solutions of X 2 + 18X 823 0 modulo 8, modulo 9, and modulo
25, and then use the Chinese Remainder Theorem to reassemble the solutions to find the
solutions modulo 1800 = 8 9 25.
Modulo 8 our

Quiz 2 * MATH 416 * Spring 2015 *
YOUR NAME:
Except for the final problem below, you do not have to give any proof.
1. Let f : [0, 1] C be defined by the rule f (x) = 2e10ix e6ix .
Determine the values fb(n), for n Z.
Solution
We have f (x) = 2e(2i)(5x) +

Exam 3
December 6, 2005
Joel M. Cohen
Name:
Math 406
2:00 - 3:15 p.m.
Read the problems very carefully! CIRCLE your final answer to each problem
if the problem is a computation. When possible, express solutions explicitly. Show
all your work on these page

Final Exam
May 17, 2016 Math 406
Joel M. Cohen ~ 1:30 - 3:30 pm
Name: '
o Read the problems very carefullyl! Put the nal answer to each problem in a
if the problem is a. computation. Show all your work on these pages, using the backs
for scratch paper.
1.