Solve the following problem with the fourth-order RK method: d²y 2 + 3-+3.125y = sin x dx2 dy dx where y(0) = 5 and y'(0) = 3. Solve from x = 0 to 5 with h = 0.5. %3D

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Solve the following problem with the fourth-order RK method:
d²y
dy
2
+ 3
+ 3.125y = sin x
dx2
dx
where y(0) = 5 and y'(0) = 3. Solve from x = 0 to 5 with h = 0.5.
Find the error considering the exact solution is
-0.75x
y(x) = e
(5.292237 cos x+6.859589 sinx)-0.292237 cos x+0.109589 sin x
Display the analytical and numerical results on the same graph.
Transcribed Image Text:Solve the following problem with the fourth-order RK method: d²y dy 2 + 3 + 3.125y = sin x dx2 dx where y(0) = 5 and y'(0) = 3. Solve from x = 0 to 5 with h = 0.5. Find the error considering the exact solution is -0.75x y(x) = e (5.292237 cos x+6.859589 sinx)-0.292237 cos x+0.109589 sin x Display the analytical and numerical results on the same graph.
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