Verifying general solutions Verify that the given function is a solution of the differential equation that follows it. 49. z ( t ) = C 1 e − t + C 2 e 2 t + C 3 e − 3 t − e t ; z ‴ ( t ) + 2 z ″ ( t ) − 5 z ′ ( t ) − 6 z ( t ) = 8 e t
Verifying general solutions Verify that the given function is a solution of the differential equation that follows it. 49. z ( t ) = C 1 e − t + C 2 e 2 t + C 3 e − 3 t − e t ; z ‴ ( t ) + 2 z ″ ( t ) − 5 z ′ ( t ) − 6 z ( t ) = 8 e t
Solution Summary: The author explains that the first derivative of z(t)=C_1e-t+
Verifying general solutionsVerify that the given function is a solution of the differential equation that follows it.
49.
z
(
t
)
=
C
1
e
−
t
+
C
2
e
2
t
+
C
3
e
−
3
t
−
e
t
;
z
‴
(
t
)
+
2
z
″
(
t
)
−
5
z
′
(
t
)
−
6
z
(
t
)
=
8
e
t
With integration, one of the major concepts of calculus. Differentiation is the derivative or rate of change of a function with respect to the independent variable.
Ministry of Higher Education &
Scientific Research
Babylon University
College of Engineering -
Al musayab
Automobile Department
Subject :Engineering Analysis
Time: 2 hour
Date:27-11-2022
کورس اول تحليلات
تعمیر )
1st month exam / 1st semester (2022-2023)/11/27
Note: Answer all questions,all questions have same degree.
Q1/: Find the following for three only.
1-
4s
C-1
(+2-3)2 (219) 3.0 (6+1)) (+3+5)
(82+28-3),2-
,3-
2-1
4-
Q2/:Determine the Laplace transform of the function t sint.
Q3/: Find the Laplace transform of
1,
0≤t<2,
-2t+1,
2≤t<3,
f(t) =
3t,
t-1,
3≤t 5,
t≥ 5
Q4: Find the Fourier series corresponding to the function
0
-5
Ministry of Higher Education &
Scientific Research
Babylon University
College of Engineering -
Al musayab
Subject :Engineering Analysis
Time: 80 min
Date:11-12-2022
Automobile Department
2nd month exam / 1" semester (2022-2023)
Note: Answer all questions,all questions have same degree.
کورس اول
شعر 3
Q1/: Use a Power series to solve the differential equation:
y" - xy = 0
Q2/:Evaluate using Cauchy's residue theorem,
sinnz²+cosz²
dz, where C is z = 3
(z-1)(z-2)
Q3/:Evaluate
dz
(z²+4)2
Where C is the circle /z-i/-2,using Cauchy's residue theorem.
Examiner: Dr. Wisam N. Hassan
Ministry of Higher Education &
Scientific Research
Babylon University
College of Engineering -
Al musayab
Subject :Engineering Analysis
Time: 80 min
Date:11-12-2022
Automobile Department
2nd month exam / 1" semester (2022-2023)
Note: Answer all questions,all questions have same degree.
کورس اول
شعر 3
Q1/: Use a Power series to solve the differential equation:
y" - xy = 0
Q2/:Evaluate using Cauchy's residue theorem,
sinnz²+cosz²
dz, where C is z = 3
(z-1)(z-2)
Q3/:Evaluate
dz
(z²+4)2
Where C is the circle /z-i/-2,using Cauchy's residue theorem.
Examiner: Dr. Wisam N. Hassan
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