If A is a aquare matrix of order 2 and det. `A=10`, then `((tr. A)^(2)-tr. (A^(2)))` is equal to ______ .

If A is a square matrix of order 2 and det. A=10 , then ((tr. A)^(2)-tr. (A^(2))) is equal to ______ .

If A is a square matrix of order 2, then det (adj A) is equal to

If A is a square matrix of order 3 such that det(A)=(1)/(sqrt(3)) then det(Adj(-2A^(-2))) is equal to

If A is a square matrix of order 3 such that det(A)=(1)/(sqrt(3)) then det(Adj(-2A^(-2))) is equal to

If A is a square matrix of order 3 and det A = 5, then what is det [(2A)^(-1)] equal to ?

If A is semy square matrix of order 3 and det A = 5, then what is det [(2A)^(-1)] equal to ?

If A is any aquare matrix of order 3xx3 then |3A| is equal to

If A and B are two matrices of order 3 such that AB=O and A^(2)+B=I , then tr. (A^(2)+B^(2)) is equal to ________.

If A and B are two matrices of order 3 such that AB=O and A^(2)+B=I , then tr. (A^(2)+B^(2)) is equal to ________.

If A and B are two matrices of order 3 such that AB=O and A^(2)+B=I , then tr. (A^(2)+B^(2)) is equal to ________.