Current Attempt in Progress Find the elementary matrix E such that EC = A where 3 2 A = 2 1 -2 131 8 -7 3 E = ? ? ? ? ? ? ? ? ? 3 2 1 -11 and C= 2 2 1 -2 1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.6: The Algebra Of Matrices
Problem 13E
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Current Attempt in Progress
Find the elementary matrix E such that EC = A where
[32
A = 2 1
E =
8-7
?
?
?
?
?
3 2
-2 and C= 2 1
3
2 -11
?
?
? ?
-2
1
Transcribed Image Text:Current Attempt in Progress Find the elementary matrix E such that EC = A where [32 A = 2 1 E = 8-7 ? ? ? ? ? 3 2 -2 and C= 2 1 3 2 -11 ? ? ? ? -2 1
Find the elementary matrix E₁ such that E₁A= B where
A =
E₁ =
6
5
14
7
-13 -1 and B = 5 -13
1
8
6
7
?
? ?
?
?
?
? ? ?
14 1 8
-1
1
Transcribed Image Text:Find the elementary matrix E₁ such that E₁A= B where A = E₁ = 6 5 14 7 -13 -1 and B = 5 -13 1 8 6 7 ? ? ? ? ? ? ? ? ? 14 1 8 -1 1
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