If each element of a row of square matrix is doubled,then the determinant of the matrix is

If D is the determinant of a square matrix A of order n, then the determinant of its adjoint is

If a matrix has 7 elements, then the order of the matrix can be

Prove that the product of the characteristics roots of a square matrix of order n is equal to the determinant of the matrix.

" If every element of a square non singular matrix A is multiplied by k and the new matrix is denoted by B then "|A^(-1)|" and "|B^(-1)|" are related as "

If the determinant of a square matrix is non-zero, then the matrix is called a ____matrix.

If the matrix is a square matrix and it contains 36 elements then the order of the matrix is

If the number of rows and the number of columns of a matrix are equal and the matrix contains 25 elements, then the order of the matrix is _______

If the number of rows and that of columns of a matrix are equal and the matrix contains 16 elements, then the order of the matrix is _______