Consider the following Gaussian elimination: Г18 —3 O 0] [1 0 0] -7 -7 → 18 -3 1 1 01 1 1 + 18 -3 0 -6 1 0 + 0 1 0 = I 1 1 1 0 1 0 0 1 A E,A Find E1 E2 E3 = %3D E4 Write A as a product A = E,'E,'E, E,' of elementary matrices: [18 -3 1 -7 1 ||
Consider the following Gaussian elimination: Г18 —3 O 0] [1 0 0] -7 -7 → 18 -3 1 1 01 1 1 + 18 -3 0 -6 1 0 + 0 1 0 = I 1 1 1 0 1 0 0 1 A E,A Find E1 E2 E3 = %3D E4 Write A as a product A = E,'E,'E, E,' of elementary matrices: [18 -3 1 -7 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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