Using the method of undetermined coefficients, which of the following is a particular solution of the differential equation y"+ 2y'+y = 2e-t sin (3t) a. Ate + (Bt2 + Ct) cos (3t) + (Dť + Et) sin (3t) O b. Ate + Bt cos (3t) + Ct sin (3t) Ae+ Bt cos (3t) + Ct sin (3t) O d. At'e + (Bt + C) cos (3t) + (Dt + E) sin (3t)

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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Using the method of undetermined coefficients, which of the
following is a particular solution of the differential equation
y" + 2y'+y= 2e-t sin (3t)
a.
Ate + (Bt + Ct) cos (3t) + (Dť + Et) sin (3t)
b.
Ate+Bt cos (3t) + Ct sin (3t)
Ae + Bt cos (3t) + Ct sin (3t)
O d.
At'e+ (Bt + C) cos (3t) + (Dt + E) sin (3t)
Transcribed Image Text:Using the method of undetermined coefficients, which of the following is a particular solution of the differential equation y" + 2y'+y= 2e-t sin (3t) a. Ate + (Bt + Ct) cos (3t) + (Dť + Et) sin (3t) b. Ate+Bt cos (3t) + Ct sin (3t) Ae + Bt cos (3t) + Ct sin (3t) O d. At'e+ (Bt + C) cos (3t) + (Dt + E) sin (3t)
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