f(t) = cos 5t – 3t² s4-6s2-30 s4-6s2-150 а. F(s) с. F(s) s5+25s3 5s3-6s²–150 s5+5s3 5s3-6s2-30 b. F(s) d. F(s) s5+5s3 55+25s3

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Evaluate the Laplace Transform of f(t) = cos⁡5t - 3t^2.. Single choice.

 
f(t) :
= cos 5t – 3t²
s4-6s2–30
s4-6s2 –150
а. F(s)
с. F(s)
$5+5s3
5s3-6s2–30
s5+25s3
5s3-6s2-150
b. F(s)
d. F(s)
s5+5s3
s5+25s3
Transcribed Image Text:f(t) : = cos 5t – 3t² s4-6s2–30 s4-6s2 –150 а. F(s) с. F(s) $5+5s3 5s3-6s2–30 s5+25s3 5s3-6s2-150 b. F(s) d. F(s) s5+5s3 s5+25s3
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