Matrices

2. The determinant of the matrix formed after excluding the row and column to which an element belongs
4. Diagonal matrix with diagonal elements equal
12. Diagonal matrix with all diagonal elements = 1
13. Numerical value which is used when calculating the inverse or when solving systems of linear equations

1. No of rows and columns of a matrix
3. Matrix with all elements = 0
5. The transpose of the cofactor
6. Matrix created by interchanging the rows and columns of a matrix
7. ______ of a square matrix is another matrix, where the multiplication of the two matrices results in the identity matrix
8. Rectangular array of elements
9. The determinant of the matrix obtained by eliminating the row and column in the matrix that contains the element and then multiplying by +1 or -1 according to the position of the element
10. Square matrix with non-diagonal elements = 0
11. Matrix which is equal to its transpose