or use elementary row operations to ransform it to echelon form. If the matrix is in echelon form, transform it o reduced echelon form. 2.12 }] [!] 014 321 142 011 *[89] *[88] 00 2-1-2 02-2-3 0 0 1 -1 4-3 4 6 021-3-3 00012 2-1 01 0 0-3 ises 11-21, each of the given matrices represents mented matrix for a system of linear equations. 13. 1 15. 17. 19. 0 13 1 21. 1110 0100 0001 1001 0101 0001 10100 18. 00110 00010 14. [1 22. 2x₁3x₂ = 5 -4x₁ + 6x₂ = -10 12 1 0100 16. 1201 01 10 20. 112020 011100 001212 213201 001121 000030 In Exercises 22-35, solve the system by transforming the augmented matrix to reduced echelon form. 0020 1213 0002 0000

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,...
icon
Related questions
Question

Please just 15 18 and 21

1.2
EXERCISES
Consider the matrices in Exercises 1-10.
a) Either state that the matrix is in echelon form
or use elementary row operations to
transform it to echelon form.
b) If the matrix is in echelon form, transform it
to reduced echelon form.
1. 12
2.1 2-1
0 1 3
[83]
*[388]
41
0023
2014
3.
[
5.
7.
9.
10.
1
1
w
0142
001 1
21
[
7
77
02-2-3
0 0 0 1
-1 4-3 4 6
01
*[83]
2
021-3-3
00012
8.
31
0012
2-1
0
0
0-3
In Exercises 11-21, each of the given matrices represents
the augmented matrix for a system of linear equations.
In each exercise, display the solution set or state that the
system is inconsistent.
11. 1 10
0 10
13.
15.
17.
1 210
0131
1110
0100
0001
19.100 1
20.
0101
0001
112020
011100
001212
21. 213201
001121
000030
10100 18.
0011
00010
12.
22. 2x₁3x₂ = 5
-4x₁ + 6x₂ = -10
14.
23. x₁2x₂ = 3
2x₁ - 4x₂ = 1
16.
002
1221
01 00
1201
01 10
In Exercises 22-35, solve the system by transforming
the augmented matrix to reduced echelon form.
0020
1213
0002
0000
Transcribed Image Text:1.2 EXERCISES Consider the matrices in Exercises 1-10. a) Either state that the matrix is in echelon form or use elementary row operations to transform it to echelon form. b) If the matrix is in echelon form, transform it to reduced echelon form. 1. 12 2.1 2-1 0 1 3 [83] *[388] 41 0023 2014 3. [ 5. 7. 9. 10. 1 1 w 0142 001 1 21 [ 7 77 02-2-3 0 0 0 1 -1 4-3 4 6 01 *[83] 2 021-3-3 00012 8. 31 0012 2-1 0 0 0-3 In Exercises 11-21, each of the given matrices represents the augmented matrix for a system of linear equations. In each exercise, display the solution set or state that the system is inconsistent. 11. 1 10 0 10 13. 15. 17. 1 210 0131 1110 0100 0001 19.100 1 20. 0101 0001 112020 011100 001212 21. 213201 001121 000030 10100 18. 0011 00010 12. 22. 2x₁3x₂ = 5 -4x₁ + 6x₂ = -10 14. 23. x₁2x₂ = 3 2x₁ - 4x₂ = 1 16. 002 1221 01 00 1201 01 10 In Exercises 22-35, solve the system by transforming the augmented matrix to reduced echelon form. 0020 1213 0002 0000
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Recommended textbooks for you
Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
Algebra
ISBN:
9780134463216
Author:
Robert F. Blitzer
Publisher:
PEARSON
Contemporary Abstract Algebra
Contemporary Abstract Algebra
Algebra
ISBN:
9781305657960
Author:
Joseph Gallian
Publisher:
Cengage Learning
Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
Algebra
ISBN:
9781285463247
Author:
David Poole
Publisher:
Cengage Learning
Algebra And Trigonometry (11th Edition)
Algebra And Trigonometry (11th Edition)
Algebra
ISBN:
9780135163078
Author:
Michael Sullivan
Publisher:
PEARSON
Introduction to Linear Algebra, Fifth Edition
Introduction to Linear Algebra, Fifth Edition
Algebra
ISBN:
9780980232776
Author:
Gilbert Strang
Publisher:
Wellesley-Cambridge Press
College Algebra (Collegiate Math)
College Algebra (Collegiate Math)
Algebra
ISBN:
9780077836344
Author:
Julie Miller, Donna Gerken
Publisher:
McGraw-Hill Education