Hello,  I tried to solve this for 3 hours now but can not get a correct solution:Solve the following system of equations using the Gaussian algorithm with column pivoting and backward insertion:   2x2 − 4x3 + x4 = −8x1 + 2x2 + 3x3 − x4 = 3−3x1 + 2x3 + 2x4 = −32x1 + x2 − x4 = 2

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Hello, 

I tried to solve this for 3 hours now but can not get a correct solution:

Solve the following system of equations using the Gaussian algorithm with column pivoting and backward insertion:

 

2x2 − 4x3 + x4 = −8
x1 + 2x2 + 3x3 − x4 = 3
−3x1 + 2x3 + 2x4 = −3
2x1 + x2 − x4 = 2

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