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Find general solutions 17. y" - 4y = -12x² + 6x-4; 18. y"+y+y = -13 sin(2x); 19. yy=e+ I; 20. y" - 4y + 13y = re² + cos(3x); 21. y) +y" = 1.

Find general solutions 17. y" - 4y = -12x² + 6x-4; 18. y"+y+y = -13 sin(2x); 19. yy=e+ I; 20. y" - 4y + 13y = re² + cos(3x); 21. y) +y" = 1.

Advanced Engineering Mathematics
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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Find general solutions 17. y" - 4y = -12x² + 6x-4; 18. y"+y+y = -13 sin(2x); 19. yy=e* + 1; 20. y" - 4y + 13y = re² + cos(3x); 21. y) +y" = 1.
Transcribed Image Text:Find general solutions 17. y" - 4y = -12x² + 6x-4; 18. y"+y+y = -13 sin(2x); 19. yy=e* + 1; 20. y" - 4y + 13y = re² + cos(3x); 21. y) +y" = 1.
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