Solve the following differential equations (a) 3d²y d'y dy dy 2y = 0 + 5.x- + 2x- dr3 12 dr? d.r

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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Solve the following differential equations
„3 d³y
2 d²y
dy
(a) z*.
+ 5.x-
2.x.
2y = 0
dx
dr?
dy
+ 9r-
dr3
d²y
(b) z25
+ 16y = 0
dr?
dr
(c) (3r + 2)²-
dy
+ 3(3r + 2)-
dr
36y = 3x? + 4x +1
dr?
dy
dy
(d)
dx2
+ 2y = exp(x) tan(x)
2.
dx
dy
dy
-2z
(e)
dr?
4-
dr
+ 4y = x + 2+ e=2=
d'y
dy
(f)
dr2
- 2y = 14 + 2x – 2x2. y(0) = 0, du(0) = 0
dr
%3D
dr
+ +
Transcribed Image Text:Solve the following differential equations „3 d³y 2 d²y dy (a) z*. + 5.x- 2.x. 2y = 0 dx dr? dy + 9r- dr3 d²y (b) z25 + 16y = 0 dr? dr (c) (3r + 2)²- dy + 3(3r + 2)- dr 36y = 3x? + 4x +1 dr? dy dy (d) dx2 + 2y = exp(x) tan(x) 2. dx dy dy -2z (e) dr? 4- dr + 4y = x + 2+ e=2= d'y dy (f) dr2 - 2y = 14 + 2x – 2x2. y(0) = 0, du(0) = 0 dr %3D dr + +
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