M251ex2(fa01)

M251ex2(fa01) - MATH 251 2nd exam Oct. 31, 2001 Name:...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
MATH 251 2nd exam Oct. 31, 2001 Name: Student Number: Instructor: Section: There are 7 partial credit questions. In order to obtain full credit for these problems, all work must be shown. Credit will not be given for an answer not supported by work. THE USE OF CALCULATORS IS NOT PERMITTED IN THIS EXAMINA- TION. At the end of the examination, the booklet will be collected. 1: 2: 3: 4: 5: 6: 7: Total: Do not write in the box to the left
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
MATH 251 -2nd exam- 1. (15 pts) Solve the initial value problem. y 00 + 4 y = e t , y (0) = 0 , y 0 (0) = 0 Page 2 of 8
Background image of page 2
MATH 251 -2nd exam- 2. (15 pts) What is the form of the general solution to the following ordinary diFerential equation? Do not solve for the constants! y 00 - y = cos(2 t ) + 3 te t - 4 sin( t ) Page 3 of 8
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
MATH 251 -2nd exam- 3. (a) (3 pts) Circle the correct answer. According to the defnition, L{ f ( t ) } = 1. R 0 e st f ( t ) dt 2. R 0 e - st f ( t - c ) dt 3. R
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 8

M251ex2(fa01) - MATH 251 2nd exam Oct. 31, 2001 Name:...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online