Diff Eq Exam Final (2000)

Diff Eq Exam Final (2000) - 4 Name: Section No. If you want...

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4 Name: Section No. If you want your grade to be posted (with the last 6 digits of your Social Security Number) on the course web page, check here: 110.302 Differential Equations May 5, 2000 Final Exam One sheet (2 sides, 8; X 11) of notes may be used during this exam. A table integrals is also provided. No This exam contains 8 pages Time: 3 hours. Please put your name on the books, calculators or other ma$erials+are permitted. and has a total of 140 points. top of each page. Part I. Express all answers using real numbers and functions only. (You may use complex numbers in your work, but should not appear in your answer.) To receive full credit you must show all your work and write your answers in the indicated places. 1. (10 points) Find the general solution the differential equation xyf + y = x4 . 3 -+ 4c -87 Answer: y = \5"
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Name: 2. (10 points) Find the general solution of the differential equation
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3. (20 points) The differential equation U'I + 3UI + 9u = 5 cos wt describes forced vibrations with damping.
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This note was uploaded on 11/11/2009 for the course MATH 110.302 taught by Professor Brown during the Fall '08 term at Johns Hopkins.

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Diff Eq Exam Final (2000) - 4 Name: Section No. If you want...

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