[1 0 1 1 -1 Lo 1 0 -1 1 -1 3. Given A = 1 a) Find A-1. b) Write the corresponding elementary matrix for each row operation used.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.8: Determinants
Problem 22E
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Please solve it using Gauss Jordan Method. Thank you.
[1
1
-1
1.
3. Given A =
1
-1
1
1.
-1
Lo
1 0
a) Find A-1.
b) Write the corresponding elementary matrix for each row operation
used.
Transcribed Image Text:[1 1 -1 1. 3. Given A = 1 -1 1 1. -1 Lo 1 0 a) Find A-1. b) Write the corresponding elementary matrix for each row operation used.
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