1 When A is invertible, MATLAB finds A by factoring LU (where L may be permuted lower triangular), inverting L and U, and then computing U¹L1. Use this method to compute the inverse of the given matrix A. A= 4 -12 4 -8 20 0 0 -4 4 where A = Compute U¹ and L-1. U₁ = ¹=0 100 - 2 1 0 0 1 1 4 - 12 0 -4 0 PER 4 Co t 8 0 - 4
1 When A is invertible, MATLAB finds A by factoring LU (where L may be permuted lower triangular), inverting L and U, and then computing U¹L1. Use this method to compute the inverse of the given matrix A. A= 4 -12 4 -8 20 0 0 -4 4 where A = Compute U¹ and L-1. U₁ = ¹=0 100 - 2 1 0 0 1 1 4 - 12 0 -4 0 PER 4 Co t 8 0 - 4
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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When A is invertible, MATLAB finds A by factoring LU (where L may be permuted lower triangular), inverting L and
U, and then computing U¹L1. Use this method to compute the inverse of the given matrix A.
A=
4 -12 4
-8 20 0
0
-4 4
where A =
Compute U¹ and L-1.
U₁=¹=0
100
- 2 1 0
4 - 12 4
0
-4
8
0 - 4
he rie
nd fa
iD.
07/03/2023 10:50
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plet
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