For each of the following matrices, either find its inverse or say how you know it isn't invertible. In each case where you find the inverse, check your answer by computing A-'A. -6 (a) -3 2 0 30 -1 (b) 7 0 2 1 6 3 (c) -3 2

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
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Chapter2: Matrices
Section2.4: Elementary Matrices
Problem 39E: Use elementary matrices to find the inverse of A=100010abc, c0.
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Advanced Math
For each of the following matrices, either find its inverse or say how you know it isn't
invertible. In each case where you find the inverse, check your answer by computing
A-'A.
]
-6
(a)
-3
2 0
(b)
3 0
-1
7 0
1
6.
3
(c)
-3
2
2
2 5
-1
0 3
3 2
0 2
(d)
7
2.
Transcribed Image Text:Advanced Math For each of the following matrices, either find its inverse or say how you know it isn't invertible. In each case where you find the inverse, check your answer by computing A-'A. ] -6 (a) -3 2 0 (b) 3 0 -1 7 0 1 6. 3 (c) -3 2 2 2 5 -1 0 3 3 2 0 2 (d) 7 2.
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