si t < 4 h(t) = -9t e + cos(8t) si t > 4

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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Find the LaPlace transformation of : photo sec2.01

 

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photo sec2.012

si t < 4
h(t) =
-9t
+ cos(8t) si t > 4
Transcribed Image Text:si t < 4 h(t) = -9t + cos(8t) si t > 4
1
O a) e-4s
s+9
s2 + 64
1
Ob) e4s
s+9
s2 + 64
Oc) e-4s
e-36
s cos(32) + 8 sen(32)
s+9
s2 + 64
,-36–4s
s cos(32) – 8 sen(32)
e
Od)
- +e-4s
s+9
s2 + 64
Transcribed Image Text:1 O a) e-4s s+9 s2 + 64 1 Ob) e4s s+9 s2 + 64 Oc) e-4s e-36 s cos(32) + 8 sen(32) s+9 s2 + 64 ,-36–4s s cos(32) – 8 sen(32) e Od) - +e-4s s+9 s2 + 64
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