When A is invertible, MATLAB finds A by factoring LU (where L may be permu - 1 3 -9 6 100 6- 6 A = -6 12 0 where A = -2 10 0-6 12 0- 6 9 0 1 1 0 - 3 Compute U U-1 and I-1 1 4 - 3 1 0 0 U 1= L-1 = %3D %3D 1 0 - 2 -1 1 Compute A 1 A 1=W %3D 2. 2/3 1/3 1/6 1/3
When A is invertible, MATLAB finds A by factoring LU (where L may be permu - 1 3 -9 6 100 6- 6 A = -6 12 0 where A = -2 10 0-6 12 0- 6 9 0 1 1 0 - 3 Compute U U-1 and I-1 1 4 - 3 1 0 0 U 1= L-1 = %3D %3D 1 0 - 2 -1 1 Compute A 1 A 1=W %3D 2. 2/3 1/3 1/6 1/3
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Compute inverse A
 alt="When A is invertible, MATLAB finds A
- 1
by factoring LU (where L may be permu
3-96
100
3 -9
6.
A =
- 6
12 0
where A =
-2 10
0 -6
12
0 1 1
0 - 3
1
Compute U
and L
1
1
3.
1
0 0
1
U1 =
L-1 =
2 10
3
-2 -1 1
Compute A 1
A1-W
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Transcribed Image Text:When A is invertible, MATLAB finds A
- 1
by factoring LU (where L may be permu
3-96
100
3 -9
6.
A =
- 6
12 0
where A =
-2 10
0 -6
12
0 1 1
0 - 3
1
Compute U
and L
1
1
3.
1
0 0
1
U1 =
L-1 =
2 10
3
-2 -1 1
Compute A 1
A1-W
Help me solve this
View an example
Get more help -
Type here to search
43
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