(1) 2x₁ - 3x₂ - 3x₁ + 5x₂ = 2 (Ans. x₁ = 1, X₂ =1)

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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Solve the given system of equations. using the Inverse matrix method

 

(1)
2x₁-3x₂ = -1
- 3x₁ +5x₂ = 2
(Ans. x₁ = 1, X₂ = 1)
Transcribed Image Text:(1) 2x₁-3x₂ = -1 - 3x₁ +5x₂ = 2 (Ans. x₁ = 1, X₂ = 1)
(2)
= 4
4x₁ +8x2
2x₁ +5x₂ = 1
3x₁ + 6x₂ + x3 = 2
(Ans. x₁ = 3, x₂ = -1, x3 = -1)
Transcribed Image Text:(2) = 4 4x₁ +8x2 2x₁ +5x₂ = 1 3x₁ + 6x₂ + x3 = 2 (Ans. x₁ = 3, x₂ = -1, x3 = -1)
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