n Problems 1–18, solve each differential equation by variation of parameters. 2. y" + y = tan x 4. y" + y = sec 0 tan 0 1. y" + y = sec x 3. у' +у3 sinx 5. y" + y = cos?x 7. у' — у %3 сosh x 6. y" + y = sec?x 8. y" – y = sinh 2x 9x 9. y" – 9y = 10. 4y" – y = ev2 + 3 3x

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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In Problems 1–18, solve each differential equation by variation
of parameters.
1. y" + y = sec x
3. y" + y = sin x
5. y" + y = cos²x
7. у" — у %3D сosh x
2. y" + y = tan x
4. y" + y = sec 0 tan 0
6. y" + y = sec²x
8. y" – y = sinh 2x
9x
9. y" – 9y =
10. 4y" — у %3D еe + 3
Transcribed Image Text:In Problems 1–18, solve each differential equation by variation of parameters. 1. y" + y = sec x 3. y" + y = sin x 5. y" + y = cos²x 7. у" — у %3D сosh x 2. y" + y = tan x 4. y" + y = sec 0 tan 0 6. y" + y = sec²x 8. y" – y = sinh 2x 9x 9. y" – 9y = 10. 4y" — у %3D еe + 3
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