f(t) = ekt cosh(2kt) – H(t – a)(t – 2)

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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Question

Consider the following function:
(img4)
What is the Laplace transform of the given function?
Select one:
(img5)

8 - k
а.
2 -
as
(8 – k)² – 4k²
e
82
b.
g2
1
e as
a +21
4k2
8 - k
1
e as
2 + a
C.
(8 – k)² – 4k²
d.
s2 – 4k2
21
a
as
e
Transcribed Image Text:8 - k а. 2 - as (8 – k)² – 4k² e 82 b. g2 1 e as a +21 4k2 8 - k 1 e as 2 + a C. (8 – k)² – 4k² d. s2 – 4k2 21 a as e
f(t) = ekt cosh(2kt) – H(t – a)(t – 2)
Transcribed Image Text:f(t) = ekt cosh(2kt) – H(t – a)(t – 2)
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