Question
2
-2 5
A =
1 4
3 1
1
|-2 0 -1
0 1
2. Let
3 2
B :
3
a) Verify the general result, det(AB) = det(A) det(B), for the above given matrices.
1
b) Use the general result of (a), det(AB) = det(A) det(B), to show that det(M-1) =
det(M)
for a general matrix, M.
Expand
Transcribed Image Text

2 -2 5 A = 1 4 3 1 1 |-2 0 -1 0 1 2. Let 3 2 B : 3 a) Verify the general result, det(AB) = det(A) det(B), for the above given matrices. 1 b) Use the general result of (a), det(AB) = det(A) det(B), to show that det(M-1) = det(M) for a general matrix, M.

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