By using partial fraction and 2nd shift theorem, show that, 3 3 L-1, ls(s² + 4) -H(t – 4) –H(t – 4)cos(2(t – 4))

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.10: Partial Fractions
Problem 28E
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By using partial fraction and 2™d shift theorem, show that,
3
L-1
(s(s² + 4)
3
H(t – 4)
e – 4) –
3
H(t – 4)cos(2(t – 4))
%3D
-
-
Transcribed Image Text:By using partial fraction and 2™d shift theorem, show that, 3 L-1 (s(s² + 4) 3 H(t – 4) e – 4) – 3 H(t – 4)cos(2(t – 4)) %3D - -
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