Consider the following Gauss-Jordan reduction: 1 0 -656 0 1 Find E= 0 -6 0 1 07 5 6 0 1 | E = = 0 0 0 1 07 o 1 0 [1 0 -1] [1 ----- 1 0 -1 0 1 0 → 0 1_0=I 00 1 0 0 1 E3 E2 E₁ A → -6 0 6 Write A as a product A = EEE Erl of elementary matrices: 0 0 1 E₁A Eg = E₂E₁A 007 | E4 = 0 01 EEEEA

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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Question
Consider the following Gauss-Jordan reduction:
Find
=
0 1
ГО 1 0
*-*-*-*-
6 0 6
1 0 -1
0 0 1
0 0 1
E₂ =
0
1 0
-6 5 6
0 0 1
0 1 0
-6 5 6
0 0 1
A
E₁ A
-1 1
Write A as a product A = £₁¹Е₂¹Е¹Ē¹ of elementary matrices:
E2 E₁ A
*M-M-W-W
E3
E4
-1]
[100]
0 1 0 → 0 1 0 = I
0 0 1
0 1
Е4E3 Е2 E1 A
=
[10
E3 E2 E1 A
Transcribed Image Text:Consider the following Gauss-Jordan reduction: Find = 0 1 ГО 1 0 *-*-*-*- 6 0 6 1 0 -1 0 0 1 0 0 1 E₂ = 0 1 0 -6 5 6 0 0 1 0 1 0 -6 5 6 0 0 1 A E₁ A -1 1 Write A as a product A = £₁¹Е₂¹Е¹Ē¹ of elementary matrices: E2 E₁ A *M-M-W-W E3 E4 -1] [100] 0 1 0 → 0 1 0 = I 0 0 1 0 1 Е4E3 Е2 E1 A = [10 E3 E2 E1 A
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