Given the following set of linear equations:

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.2: Direct Methods For Solving Linear Systems
Problem 3BEXP
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Numerical methods
Given the following set of linear equations:
X1 +x2 +5x3 = -21.5
-3x1 + 6x2 +2x3 = -61.5
10x1 +2x2 -X3 = 27
When using Gauss elimination method with
partial pivoting to solve the above given
equations, the second raw in the Upper
Triangular Matrix at the end of the forward
elimination phase will look like:
O a. [0, 6.6, 1.7]
O b. [0, -1, 5.7]
О с. [О, -5.4, 1.7]
O d. [0, -3, 1.7]
О е. [О, 0, 5.7]
O f. [0, 1, 5.7]
Transcribed Image Text:Given the following set of linear equations: X1 +x2 +5x3 = -21.5 -3x1 + 6x2 +2x3 = -61.5 10x1 +2x2 -X3 = 27 When using Gauss elimination method with partial pivoting to solve the above given equations, the second raw in the Upper Triangular Matrix at the end of the forward elimination phase will look like: O a. [0, 6.6, 1.7] O b. [0, -1, 5.7] О с. [О, -5.4, 1.7] O d. [0, -3, 1.7] О е. [О, 0, 5.7] O f. [0, 1, 5.7]
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