3. Solve the following differential equations or initial-value problems using the Method of Undetermined Coefficients. (b) y +3y = 2 cos(4t) dy - 3y = 6+ 2e-2", y(0) = -2 dr

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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For part b I assume that I multiply everything by 2 and then solve by Method of Undetermined Coefficients but my answer looks off. Part C should just be a regular Method of Undetermined Coefficients with finding what C is but my answer doesnt look right. Can you please help?

3. Solve the following differential equations or initial-value problems using the Method of Undetermined Coefficients.
(b) y + 3y = 2 cos(4t)
%3D
dy
(c)
- 3y = 6+2e-2, y(0) = -2
dr
Transcribed Image Text:3. Solve the following differential equations or initial-value problems using the Method of Undetermined Coefficients. (b) y + 3y = 2 cos(4t) %3D dy (c) - 3y = 6+2e-2, y(0) = -2 dr
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