After clearing the first column we have the following augmented matrix. 1 45 0 3 3.90 0 12 45 Observe that all the entries in R₂ are multiplies of 3. Dividing all the entries in R₂ the row by this integer will make further row operations much simpler. Determine the row operation that can be applied to do this 1x R₂ Applying this row operation gives the following matrix. <-1 10 0 ✓ 1 45 14 x 45 x 1 2 45

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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After clearing the first column we have the following augmented matrix.
-1 1 1 45
0
3 3 90
0
1 2 45
Observe that all the entries in R₂ are multiplies of 3. Dividing all the entries in R₂ the row by this integer will make further row operations much simpler. Determine the row operation that can be applied to do this
4
1x R₂
Applying this row operation gives the following matrix.
-1
1 1
14 X
1
2
0
0
45
45 X
45
Transcribed Image Text:After clearing the first column we have the following augmented matrix. -1 1 1 45 0 3 3 90 0 1 2 45 Observe that all the entries in R₂ are multiplies of 3. Dividing all the entries in R₂ the row by this integer will make further row operations much simpler. Determine the row operation that can be applied to do this 4 1x R₂ Applying this row operation gives the following matrix. -1 1 1 14 X 1 2 0 0 45 45 X 45
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