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Byju's Answer
Standard XII
Chemistry
Gibb's Energy and Nernst Equation
Fs is the Lap...
Question
F(s) is the Laplace transform of the function
f
(
t
)
=
2
t
2
e
−
t
. Then F(1) is (correct to two decimal places.)
0.5
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Solution
The correct option is
A
0.5
f
(
t
)
=
2
t
2
e
−
t
∵
L
{
t
n
}
=
n
!
S
n
+
1
⇒
L
{
t
2
}
=
2
!
S
3
=
2
s
3
T
h
e
n
L
{
2.
(
t
2
)
}
=
4
S
3
Hence
L
{
e
−
t
.
(
2
t
2
)
}
=
4
(
s
+
1
)
3
=
F
(
s
)
S
o
F
(
1
)
=
4
(
1
+
1
)
3
=
1
2
=
0.5
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