4. The inverse Laplace transform L-1{s/(s²+8s +20)}

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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4. The inverse Laplace transform L·1{s/ (s²+8s +20)}
(a) e-at (cos (2t) – 2sin (2t) )
(b) e-4t cos 2t
(c ) e-4* (cos (2t) – sin (2t) )
(d) ) e-at (cos (4t) – 2sin (4t))
Transcribed Image Text:4. The inverse Laplace transform L·1{s/ (s²+8s +20)} (a) e-at (cos (2t) – 2sin (2t) ) (b) e-4t cos 2t (c ) e-4* (cos (2t) – sin (2t) ) (d) ) e-at (cos (4t) – 2sin (4t))
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