DIRECTIONS: SOLVE THE FOLLOWING SYSTEMS OF LINEAR EQUATIONS BY LU DECOMPOSITION METHOD AND BY CRAMER'S RULE 1.) 2x+5y=21,x+2y=8 2.) 2x+5y=16,3x+y=11 3.) 2x+3y-z=5,3x+2y+z=10,x-5y+3z=0 )x+y+z=3,2x-y-z=3₂x-y+z=9

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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DIRECTIONS: SOLVE THE FOLLOWING SYSTEMS OF LINEAR EQUATIONS BY LU
DECOMPOSITION METHOD AND BY CRAMER'S RULE
1.) 2x+5y-21,x+2y=8
2.) 2x+5y=16,3x+y=11
3.)
)
2x+3y-z-5,3x+2y+z=10,x-5y+3z=0
x+y+z=3,2x-y-z=3,x=y+z=9
Transcribed Image Text:DIRECTIONS: SOLVE THE FOLLOWING SYSTEMS OF LINEAR EQUATIONS BY LU DECOMPOSITION METHOD AND BY CRAMER'S RULE 1.) 2x+5y-21,x+2y=8 2.) 2x+5y=16,3x+y=11 3.) ) 2x+3y-z-5,3x+2y+z=10,x-5y+3z=0 x+y+z=3,2x-y-z=3,x=y+z=9
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