2 -{(²7)· 3 = 2-7 - {(²3)· ( 2 )} -4 0 28 -6 meanly -4 0 -3 17 ( 28 %)· (1 180), (17 2). (77 -6 14-2 -7 14 -{(²3)· (44)} 14 -1 4 2 -{(2²9) (4) (48)} 4), 2

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter7: Systems Of Equations And Inequalities
Section7.7: Solving Systems With Inverses
Problem 3SE: Can you explain whether a 2×2 matrix with an entire row of zeros can have an inverse?
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Hello, I've solved the first one, please can you help withe the other 3, thank you

Determine whether or not the following sets S of 2 x 2 matrices are linearly independent.
2
- {(²7_-3) · (– 2 8
Select an Answer
Select an Answer
Select an Answer
Select an Answer
1. S=
✓2. S
✓3. S
✓4. S
0
_%)}
2 -7
-4 0
1 -3
-7 2
=
-{(² −˜3)· ( 2 %)· (38³), (141
(1
-28 -6
9 10
14
=
2 -7
14
{(²-3), (44)}
4
-1
=
-{(12² 1), (4-2)· (4 3)}
-31
2), (17 (3¹)}
Transcribed Image Text:Determine whether or not the following sets S of 2 x 2 matrices are linearly independent. 2 - {(²7_-3) · (– 2 8 Select an Answer Select an Answer Select an Answer Select an Answer 1. S= ✓2. S ✓3. S ✓4. S 0 _%)} 2 -7 -4 0 1 -3 -7 2 = -{(² −˜3)· ( 2 %)· (38³), (141 (1 -28 -6 9 10 14 = 2 -7 14 {(²-3), (44)} 4 -1 = -{(12² 1), (4-2)· (4 3)} -31 2), (17 (3¹)}
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