2x₁x₂ + x3 = -4 (8) 3x1 - x2 + x3 = −6 −6x₁ + 3x₂ − 3x3 = 12

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
(8)
(9)
(10)
2x1x₂ + x3 = -4
|3x₁ − ³x2 + ³x3 = −6
-6x1 + 3x2-3x3 = 12
x1 + 2x2x3 = -4
2x1 + x2 + x3 = 7
x1 + 3x2 + 2x3 = 7
x13x2 + x3 = 9
2x1 + x2 + 3x3 x4 = 9
-x12x2 - 3x4
-1
=
x₁ − - x4
X1
3x3 + x₁ = 10
X2 X3 X4 = 8
Transcribed Image Text:(8) (9) (10) 2x1x₂ + x3 = -4 |3x₁ − ³x2 + ³x3 = −6 -6x1 + 3x2-3x3 = 12 x1 + 2x2x3 = -4 2x1 + x2 + x3 = 7 x1 + 3x2 + 2x3 = 7 x13x2 + x3 = 9 2x1 + x2 + 3x3 x4 = 9 -x12x2 - 3x4 -1 = x₁ − - x4 X1 3x3 + x₁ = 10 X2 X3 X4 = 8
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