d*y dy a) da4 + 4y = 3.x2 dx dy dy b) + 4y = 3x4 dx dx? dy c) dæ? + 4y = 4x3 dx d*y d) dr4 dy + 4y = 0 dx

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question

Which of the following differential equations has the degree of 2 and the order of 4? 

(the choices are the pictures attached)

d'y dy
a)
dæ4
+ 4y = 3x²
dx
dy
b)
dy
+ 4y = 3x4
dæ?
dx
dy
c)
dy
+ 4y = 4x³
dx
3
dæ?
dy
d)
dx4
+ 4y = 0
dx
Transcribed Image Text:d'y dy a) dæ4 + 4y = 3x² dx dy b) dy + 4y = 3x4 dæ? dx dy c) dy + 4y = 4x³ dx 3 dæ? dy d) dx4 + 4y = 0 dx
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