Find the inverse of each of the following 4 x 4 matrices, where k₁, k₂, k3, k4, and k are all nonzero. (a) k₁ 0 0 0 0 k₂ 0 0 00 k3 0 000 k The inverse of the given matrix is O 1150 O C 140 0 0 0 0 00 0 k₁ O 0 0 01/2 0 00 0 0 O-14 0140 000 k₁ 077 140 0 0 1 0 0 01/1/1 0 0 10 O 0 120 077 0 0 02/11 4 0 00 01/0 0 0 0 0 0 0 0/

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter11: Systems Of Equations
Section11.4: Determinants
Problem 53PS
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Find the inverse of each of the following 4 x 4 matrices, where k₁, k₂, k3, k4, and k are all nonzero.
k₁00
0 k₂0
0
0 k3 0
0 00k4.
The inverse of the given matrix is
(a)
000
0 0 0
0
O
00/1/
0 0 0 0
0
0 0 0
O
0 0
k₂
0
0
0
HE 0
0
0
1140
F1-
0
0 0 0
0 0
0
140
O
140
-14
O
0
0140
O
0
O
HE
Transcribed Image Text:Find the inverse of each of the following 4 x 4 matrices, where k₁, k₂, k3, k4, and k are all nonzero. k₁00 0 k₂0 0 0 k3 0 0 00k4. The inverse of the given matrix is (a) 000 0 0 0 0 O 00/1/ 0 0 0 0 0 0 0 0 O 0 0 k₂ 0 0 0 HE 0 0 0 1140 F1- 0 0 0 0 0 0 0 140 O 140 -14 O 0 0140 O 0 O HE
(b)
10 07
k
0 100
00k 1
0001
The inverse of the given matrix is
00
10
-00
k
0
00
0-1/
01
0
0 0 -
1
0
077-
0
Y
001
0 0
0
0
1
0
0 - 1
0
T
k
0
0 0
0
0
0
-10 0
1
0
7-10
Transcribed Image Text:(b) 10 07 k 0 100 00k 1 0001 The inverse of the given matrix is 00 10 -00 k 0 00 0-1/ 01 0 0 0 - 1 0 077- 0 Y 001 0 0 0 0 1 0 0 - 1 0 T k 0 0 0 0 0 0 -10 0 1 0 7-10
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