(2 3 4) 9. Find adjoint A for the matrix A = ( 5 6 7 \8 9 1 '5 3) 10. Find the inverse of matrix of (:

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter3: Matrices
Section3.5: Subspaces, Basis, Dimension, And Rank
Problem 63EQ
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SHOW COMPLETE AND CORRECT SOLUTIONS IN ANSWERING THE FOLLOWING
PROBLEMS. PLEASE ANSWER 9 AND 10 ONLY!

'2
3 4
4. Find the co-factor A22 of the matrix5 6
7
9.
1
1
5. Find the co-factor A21 of the matrix 0
-1
-1
2
3
6. Find the co-factor matrix of ( ,
0.
(1 1
2
1)
7. Find the co-factor matrix of 2 3 4
5 8
9.
8. Find the adjoint of matrix A if A = (" ).
d.
(2 3 4
9. Find adjoint A for the matrix A =
6 7
\8 9 1
5 3у
10. Find the inverse of matrix of (C:
(1
3 4
1
1
11. Determine inverse of A if A = 2
%3D
\5 8 9,
Transcribed Image Text:'2 3 4 4. Find the co-factor A22 of the matrix5 6 7 9. 1 1 5. Find the co-factor A21 of the matrix 0 -1 -1 2 3 6. Find the co-factor matrix of ( , 0. (1 1 2 1) 7. Find the co-factor matrix of 2 3 4 5 8 9. 8. Find the adjoint of matrix A if A = (" ). d. (2 3 4 9. Find adjoint A for the matrix A = 6 7 \8 9 1 5 3у 10. Find the inverse of matrix of (C: (1 3 4 1 1 11. Determine inverse of A if A = 2 %3D \5 8 9,
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