A = 1 + i 2 - 2 " B = 101 1 002 1 10 1 0 01 0 3 1 C = 2 3 2 (Entries of C are from Z9). 185 Note that only the entries of matrix C are in Z9. The other two matrices A and B are matrices with real numbers entries. (a) Find the inverse of all the given matrices, if they are invertible, using Gauss-Jordan method? Invertibility of A: Invertibility of B:
A = 1 + i 2 - 2 " B = 101 1 002 1 10 1 0 01 0 3 1 C = 2 3 2 (Entries of C are from Z9). 185 Note that only the entries of matrix C are in Z9. The other two matrices A and B are matrices with real numbers entries. (a) Find the inverse of all the given matrices, if they are invertible, using Gauss-Jordan method? Invertibility of A: Invertibility of B:
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:(b) Write the inverse of the given matrices as the product of elementary matrices (Find a
sequence of elementary matrices whose product in a correct order is equal to inverse
matrix).
For A:
For B:

Transcribed Image Text:A =
1+
2-i
9
B =
1
1
1
1 10
0 0 1 0
0 1 1
002
Invertibility of B:
C = =
1 3 1
2 3 2 (Entries of C are from Z9).
85
1
Note that only the entries of matrix C are in Z9. The other two matrices A and B are
matrices with real numbers entries.
(a) Find the inverse of all the given matrices, if they are invertible, using Gauss-Jordan
method?
Invertibility of A:
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