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2x1 – 6x2 – x3 = -38 -3x1 - x2+ 7x3 = -34 -8x1 + x2- 2x3 = -20 %3D

2x1 – 6x2 – x3 = -38 -3x1 - x2+ 7x3 = -34 -8x1 + x2- 2x3 = -20 %3D

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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A= Solve by eliminating pivoted Gauss. Show all the steps of the 
Calculations.

B= Replace your results in the original equations to verify their response

2x1 – 6x2 - xz = -38 -3х — х2 + 7хз —— 34 -8x1 + x2- 2x3 = -20 %3D
Transcribed Image Text:2x1 – 6x2 - xz = -38 -3х — х2 + 7хз —— 34 -8x1 + x2- 2x3 = -20 %3D
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