If A is invertible matrix of order 2 then find `|A^(-1)|`.

If A is an invertible matrix of order 2 then find |A^(-1)|

If A is an invertible matrix of order 2 xx 3 such that |A| = 5 then find |A^(-1)| .

If A is square matrix of order 3 and |A| = 5 then find |Adj A| .

If |adj(A)|= 11 and A is a square matrix of order 2 then find the value of |A|

If A is square matrix of order 3 and |A|=4 ,then find |adj A|

If determinant of A = 5 and A is a square matrix of order 3 then find the determinant of adj(A)

If A and B are invertible matrices of same order then prove that (AB)^(-1) = B^(-1)A^(-1)

If A is a square matrix of order 2 such that A[(,1),(,-1)]=[(,-1),(,2)] and A^(2)[(,1),(,-1)]=[(,1),(,0)] the sum of elements and product of elements of A are S and P, S + P is