[1]a- Determine whether the matrix row echelon form , reduced row echelon? Form or non [1 – 7 5 51 Lo 1 3 2 b- Solve the following system by Gauss-Jordan elimination 4 х — 8х, %3D 12 %3D -2 x, + 4 x2 = -6 .

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.9: Properties Of Determinants
Problem 40E
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[1] a- Determine whether the matrix row echelon form , reduced row echelon?
Form or non
1 – 7 5 5
21
1
3
b- Solve the following system by
Gauss-Jordan elimination
4 х1 — 8х, 3D 12
3 х1 — 6 X2 %3 9
-2 x1 + 4 x2
-6.
%3D
Transcribed Image Text:[1] a- Determine whether the matrix row echelon form , reduced row echelon? Form or non 1 – 7 5 5 21 1 3 b- Solve the following system by Gauss-Jordan elimination 4 х1 — 8х, 3D 12 3 х1 — 6 X2 %3 9 -2 x1 + 4 x2 -6. %3D
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