4. (S.10). Use Gaussian elimination with backward substitution to solve the following linear system: 2.r1 + 12 – 13 = 5, 1 + 12 – 3r3 = -9, -I1 + 12 +2r3 = 9;

Algebra & Trigonometry with Analytic Geometry
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ISBN:9781133382119
Author:Swokowski
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Chapter9: Systems Of Equations And Inequalities
Section9.1: Systems Of Equations
Problem 13E
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4. (S.10). Use Gaussian elimination with backward substitution to solve the
following linear system:
2.r1 + 12 – 13 = 5, 1 + 12 – 3r3 = -9,
-I1 + 12 +2r3 = 9;
Transcribed Image Text:4. (S.10). Use Gaussian elimination with backward substitution to solve the following linear system: 2.r1 + 12 – 13 = 5, 1 + 12 – 3r3 = -9, -I1 + 12 +2r3 = 9;
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