Math 335 HW 3
Due Wednesday 9/18 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 5.2 #3, 15, 19
Sec 5.3 #3, 5, 7
Print out this page and write all answers directly on this worksheet.
Show all work. Your answers must be clear and legible. All pages
Math 335 HW 11
Due Wednesday 11/13 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 12.2 #1, 5, 9
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legible. All pages must be stapled.
Math 335 HW 9
NAME: _
Due Wednesday 10/30 5:15pm
Practice Problems (Do not turn in.)
Sec 9.13 #29, 35
Sec 9.14 #5, 9
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Your answers must be clear and legible. All pages mus
Math 335, Fall 2013 Exam 3 Key
1.) Let f(x) be the square wave
3 < 0
3 0
a.) [10 points] Compute the Fourier series of f(x) on the interval 4,4 .
=
1
#1 continued.
b.) [3 points] Sketch the Fourier series that you computed in part (a) on the axes be
Math 335, Fall 2013
Exam 3
NAME: _
PLEASE PRINT
You have 75 minutes to complete this exam. No calculators or
electronic devices are allowed. Show all work. Unsupported or
illegible answers will receive no credit. There are a total of 50
points on this exa
Disclaimer: This practice exam is representative of problems that could appear on your exam,
but it does not cover all eligible topics. While some problems on the actual exam may be similar,
you should not expect that all exam problems are represented on
Disclaimer: This practice exam is representative of problems that could appear on your exam,
but it does not cover all eligible topics. While some problems on the actual exam may be similar,
you should not expect that all exam problems are represented on
Disclaimer: This practice exam is representative of problems that could appear on your exam,
but it does not cover all eligible topics. While some problems on the actual exam may be similar,
you should not expect that all exam problems are represented on
Math 335 Practice Exam 1 Key
1.) [6 points] Classify each differential equation below as PDE or ODE, linear or nonlinear, and
specify the order.
3
a.) x y y cos 2x = 4 y
b.)
f xx = x 2 + y 2
c.)
f x f y = x3 + 2 y + 3
2.) [4 points] Find all singular poin
Math 335 Practice Exam 2 Key
1.) [10 points] Compute the line integral
2
where C is the straight line path from (1,2,3) to (-2,0,1).
1
2.) [10 points] Alakazam projects a psychic force field given by
3 2 sin , 2
cos .
a.) Prove F is conservative.
b.) F
Math 335 Practice Exam 3 Key
1.) [10 points] A metal bar of length initially has temperature u(x,0) = x at position x, where
x=0 is the left end of the bar. At time t=0, the two ends of the bar are wrapped in ice cubes with
constant temperature 0 degrees
Math 335 HW 3
Due Wednesday 9/18 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 5.2 #3, 15, 19
Sec 5.3 #3, 5, 7
Print out this page and write all answers directly on this worksheet.
Show all work. Your answers must be clear and legible. All pages
NAME: _
Math 335 HW 2
Due Wednesday 9/11 5:15pm
Practice Problems (Do not turn in.)
Sec 5.1 #9, 29, 33, 35
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legible. All pages must be stapl
Math 335, Fall 2013
Exam 2
NAME: _
PLEASE PRINT
You have 75 minutes to complete this exam. No notes or
calculators are allowed. Show all work. Unsupported or illegible
answers will receive no credit. There are a total of 50 points on
this exam.
A page of
Math 335 Fall 2013, Exam 2 Key
1.) [4 points] Compute the gradient of
, , = 2
2.) [6 points] Let
a.) Compute the divergence of F.
c.) Compute the curl of F.
,
,
=
+
+3
+ 10.
, 3 .
1
3.) [10 points] Charmeleon used his immense strength to bend a
straight
Math 335
Exam 1
NAME: _
PLEASE PRINT
You have 75 minutes to complete this exam. No notes or
calculators are allowed. Show all work. Unsupported or illegible
answers will receive no credit.
There are a total of 50 points on this exam.
PAGE
SCORE
POINTS
1
6
NAME: _
Math 335 HW 8
Due Wednesday 10/23 5:15pm
Practice Problems (Do not turn in.)
Sec 9.12 #1, 5, 9, 23
Sec 9.13 #3, 5, 15, 21
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legible.
Math 335 HW 10
Due Wednesday 11/6 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 9.15 #3, 9, 15, 21
Sec 9.16 #5, 9, 15
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legible. All
Math 335 HW 12
Due Wednesday 11/20 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 12.3 #11, 15, 19
Sec 13.1 #1, 3, 11, 13
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legible.
Math 335 HW 7
Due Wednesday 10/16 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 9.8 #3, 7, 17, 21, 31
Sec 9.9 #3, 13, 15, 19
Print out this page and write all answers directly on this worksheet. Show all work.
Your answers must be clear and legib
Math 335 HW 6
Due Wednesday 10/9 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 9.5 #1, 9, 23, 29
Sec 9.7 #3, 5, 9, 33, 37, 43
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legi
NAME: _
Math 335 HW 2
Due Wednesday 9/11 5:15pm
Practice Problems (Do not turn in.)
Sec 5.1 #9, 29, 33, 35
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legible. All pages must be stapl
Math 335 HW 4
Due Wednesday 9/25 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 5.3 #27, 33, 41
Print out this page and write all answers directly on this worksheet. Show all work. Your answers must
be clear and legible. All pages must be stapled.
Math 335 HW 5
Due Wednesday 10/2 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 9.1 #17, 33, 37, 41
Sec 9.2 #1, 5
Sec 9.3 #17
Sec 9.4 #13, 23, 33, 39, 41, 49
Print out this page and write all answers directly on this worksheet. Show all work. Your
Math 335 HW 1
Due Wednesday 9/4 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 5.1 #11, 17, 21, 27
Print out this page and write all answers directly on this worksheet. Show all work. Your
answers must be clear and legible. All pages must be stapl
Math 335 Exam 1 Key
1.) [6 points] Shift the series below so that the variable is x n .
a.)
a
k
x k +1
k =2
b.)
(i + 3)b
i 1
i=4
x i2
1
2.) [6 points] Find all singular points of the ODE below and classify the points as regular or
irregular. Show work to
Math 335 HW 1
Due Wednesday 9/4 5:15pm
NAME: _
Practice Problems (Do not turn in.)
Sec 5.1 #11, 17, 21, 27
Print out this page and write all answers directly on this worksheet. Show all work. Your
answers must be clear and legible. All pages must be stapl