x" +3x' + 2x = 5(t – 4), x(0) = 5, x'(0) = 7 Solve the above IVP using Laplace Transforms and then find x(4.2). Put x(4.2) accurately calculated to the nearest thousandth (3 decimal places) in the answer box.

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[ordinary differential equations; topic] Please solve the following problem Provide a well explained and understandable(readable) Step by step solution solution

Short list of important Laplace transforms.
f(t)
F(s)
| f(t)
F(s)
(s > a)
(s > 0)
ε"F's) - Σ-1
F(s – a)
(8-a)2+k?
t" (integer n > 0)
cos kt
n+I (s > 0)
(s > 0)
(s > 0)
eat
8-0
sin kt
82.
-as
u(t – a)
da(t) = 6(t – a) (a > 0)
eat cos kt
f(n) (t)
eat f(t)
s7ー
ーk=1
k f(k-1) (0)
eas
(s > a) | eat sin kt
(s > a)
(s > a)
8-a
(メーa)2+k2
n!
(8-a)n+I
F(s)
Só f(7) dr
f(at) (a > 0) F(s/a)
eat in (integer n2 0)
tf(t)
u(t – a)f(t – a)
ds
e-as F(s)
x" +3x'+2x = 5(t – 4), x(0) = 5, x'(0) = 7
Solve the above IVP using Laplace Transforms and then find x(4.2).
Put x(4.2) accurately calculated to the nearest thousandth (3 decimal places) in the answer box.
Notation:
d²x
and x' =
dt?
dx
and x =
dt
x" =
= x(t).
S(t) is the Dirac delta function.
Transcribed Image Text:Short list of important Laplace transforms. f(t) F(s) | f(t) F(s) (s > a) (s > 0) ε"F's) - Σ-1 F(s – a) (8-a)2+k? t" (integer n > 0) cos kt n+I (s > 0) (s > 0) (s > 0) eat 8-0 sin kt 82. -as u(t – a) da(t) = 6(t – a) (a > 0) eat cos kt f(n) (t) eat f(t) s7ー ーk=1 k f(k-1) (0) eas (s > a) | eat sin kt (s > a) (s > a) 8-a (メーa)2+k2 n! (8-a)n+I F(s) Só f(7) dr f(at) (a > 0) F(s/a) eat in (integer n2 0) tf(t) u(t – a)f(t – a) ds e-as F(s) x" +3x'+2x = 5(t – 4), x(0) = 5, x'(0) = 7 Solve the above IVP using Laplace Transforms and then find x(4.2). Put x(4.2) accurately calculated to the nearest thousandth (3 decimal places) in the answer box. Notation: d²x and x' = dt? dx and x = dt x" = = x(t). S(t) is the Dirac delta function.
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