ind the Laplace transform of f(t) defined by a. f(t) = 2 cos(120t + 45) ... b. f(t) = e-04t cos12t c. f(t) = 10cos2wtsin2wt %3D 2 3 e. f(t) = 5 3 e-'sin2t 10 3 e-'cos2t 5
ind the Laplace transform of f(t) defined by a. f(t) = 2 cos(120t + 45) ... b. f(t) = e-04t cos12t c. f(t) = 10cos2wtsin2wt %3D 2 3 e. f(t) = 5 3 e-'sin2t 10 3 e-'cos2t 5
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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answer letter c d and e only.
Transcribed Image Text:Find the Laplace transform of f(t) defined by
a. f(t) = 2 cos(120t + 45)
...
b. f(t) = e-0.4 cos12t
c. f(t) = 10cos2wtsin2wt
2
3
e. f(t) =
3
i stn2t –e-"co:
3
e-cos2t
-
-
|
10
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