3. The Laplace transform of the f(t) = t²e-2t cos(3t) is (a) 2(+2)(8² +45-23) (8²+45+13)³ 2(x+2)(s²+23) (c) (s²+48+13)³ (b). 2(S-2)(s²+45-23) (s²+45+13)2 (d) 2(8+2)(²+48-23) s²+45+13

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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3. The Laplace transform of the f(t) = t²e-2 cos(3t) is
2(s+2) (s²+45-23)
(s²+45+13)³
2(s+2)(s²+23)
(5²+48+13)³
(a)
(c)
2(S-2)(s²+45-23)
(s²+48+13)2
(b).
(d) 2(s+2)(s² +48-23)
s²+45+13
Transcribed Image Text:3. The Laplace transform of the f(t) = t²e-2 cos(3t) is 2(s+2) (s²+45-23) (s²+45+13)³ 2(s+2)(s²+23) (5²+48+13)³ (a) (c) 2(S-2)(s²+45-23) (s²+48+13)2 (b). (d) 2(s+2)(s² +48-23) s²+45+13
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