Sat January 22, 2011 By:

let A be an non-singular matrix of order 4 such that mod of adj A=64 find mod of A.

Expert Reply
Sun January 23, 2011
Dear student,
It is known that if A is an invertible square matrix of order n, then,
Now, it is given that A is a non singular matrix of order 4, therefore, n = 4.
We hope that clarifies your query.
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