If A is a square matrix of order n > 1, then which one of the following is correct ?
det ( - A) = det A
det( - A) = ( - 1)n det(A)
det( - A) = - det(A)
det( - A) = ndet(A)
If A is a 2 x 3 matrix and AB is a 2 x 5 matrix, then B must be a :
3 x 5 Matrix
5 x 3 Matrix
3 x 2 Matrix
5 x 2 Matrix
A.
3 x 5 Matrix
For a square matrix A, which of the following properties hold?
1 and 2 only
2 and 3 only
1 and 3 only
1, 2 and 3