dt -We can get the roots m² +Gm +8 -0 corresponcting by using it's ^ auxiliary equation
dt -We can get the roots m² +Gm +8 -0 corresponcting by using it's ^ auxiliary equation
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.3: Quadratic Equations
Problem 17E
Related questions
Question
Hello this is a solution of a differential equation i found. Please help me to understand this by EXPLAINING IT USING WORDS only. Im quite good in understanding words and not numbers. Please help. Thank you.
![Olfa
+
Gdx
dt
corresponding
•We can get the roots by using it's auxiliary equation
1²+Gm+80
- m² + am + 2m + 8 +0
Jm(m+a) + 2 (m +a)=0
- (m+4) (m+ 2) = 0
=> either (m+2) =
+ 8x = 6 sin 36
"If m+2=0 ; m = -2
mtado;m - 4
= 5.
So, the complementary solution is
Xect) <c₁e-46 +C₂ ezt
= 5 x
5.
or (m+4)=0
• The particular solution
Xp(t)=
1
0²16078
1
D² too ty
"]Roots
-9+60+8
-3²+60+8
5 sin3t
sin 3t
;
sin 3t
- Equation 1
where
is given by
C₁ and
constants Equation 2
P(D²)
C₂ are arbitrary
· sin at =
F(-aª)
sin at](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F594838af-74e9-41da-ae02-df56efaa43d5%2Fab2e6a60-3bd3-409b-936d-eee9c80cf632%2F9y0dbw7_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Olfa
+
Gdx
dt
corresponding
•We can get the roots by using it's auxiliary equation
1²+Gm+80
- m² + am + 2m + 8 +0
Jm(m+a) + 2 (m +a)=0
- (m+4) (m+ 2) = 0
=> either (m+2) =
+ 8x = 6 sin 36
"If m+2=0 ; m = -2
mtado;m - 4
= 5.
So, the complementary solution is
Xect) <c₁e-46 +C₂ ezt
= 5 x
5.
or (m+4)=0
• The particular solution
Xp(t)=
1
0²16078
1
D² too ty
"]Roots
-9+60+8
-3²+60+8
5 sin3t
sin 3t
;
sin 3t
- Equation 1
where
is given by
C₁ and
constants Equation 2
P(D²)
C₂ are arbitrary
· sin at =
F(-aª)
sin at
![5.
= 5.
= 5 (6PM)
5.
=> 5
ED -1
6D+1
(601) (60+)
sl
(GDJ² -1²
Sin 3t
→ Xp(t) = 5
sin 37
(CD + 1) sin 3t
360²-1
(60+ 1) sin 3t
36(-32) 1
5 x
E5
= 5 (60+1)
-324-1
sin 3t
(6D+1)
36x (19) -
GD+1
-325
کر ان کی کار لانے والی
-15 (ad Sin36
ㅗ
laddade
65
5n3t
sin 37
sin st
(60 sin3t + sin 3t)
+ sun 3t)
-1
(6. 3 cos 3t + sin3t)
45
Xp(t) = (18 cos 3t + sinst)
65
•The general solution
given by
x (t) = xc (t) + Xp (t)
-*XXL+) = (₁ ett + C²₂2e²
Ĵ
0
۲۱
= (18000 36 | singt
Junnila](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F594838af-74e9-41da-ae02-df56efaa43d5%2Fab2e6a60-3bd3-409b-936d-eee9c80cf632%2Fv84e0y_processed.jpeg&w=3840&q=75)
Transcribed Image Text:5.
= 5.
= 5 (6PM)
5.
=> 5
ED -1
6D+1
(601) (60+)
sl
(GDJ² -1²
Sin 3t
→ Xp(t) = 5
sin 37
(CD + 1) sin 3t
360²-1
(60+ 1) sin 3t
36(-32) 1
5 x
E5
= 5 (60+1)
-324-1
sin 3t
(6D+1)
36x (19) -
GD+1
-325
کر ان کی کار لانے والی
-15 (ad Sin36
ㅗ
laddade
65
5n3t
sin 37
sin st
(60 sin3t + sin 3t)
+ sun 3t)
-1
(6. 3 cos 3t + sin3t)
45
Xp(t) = (18 cos 3t + sinst)
65
•The general solution
given by
x (t) = xc (t) + Xp (t)
-*XXL+) = (₁ ett + C²₂2e²
Ĵ
0
۲۱
= (18000 36 | singt
Junnila
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