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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Question

Transcribed Image Text:Use Gauss-Jordan elimination to find the solution to the given linear system.
(1)
x1 +3x,+ 4x3 = 3
2x, + 7x, +3x3 = -7
2х, + 8x, + 6х, %3D — 4
(2)
2х, + 8x, — 4х, %3D0
2х, +11х,+ 5х, —-9
4x, +18х, + 3х,%3D 11

Transcribed Image Text:Use Gauss-Jordan elimination to find the solution to the given linear system.
(3)
2х, + бх, — 2
Зх, +9х, + 4х, %3D7
x, +3x, +5x3= 6
(4)
X1+ 3x2 + 2x3 +5x4=11
-x1+ 2x2- 2x3+ 5x4= -6
2x1 + 6x, + 4x3 +7x4 =19
5x2 + 2x3 + 6x4= 5
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