In echelon form of matrix, the first non zero entry is called:

53. The inverse of unit matrix is:

12. For a square matrix ? = [???]if all ??? = ?, ? ≠ ? and all ??? = ?(??? − ????) for ? = ? then
A is called:

5. The element ??? of any matrix A is present in:

Which of the following Sets is a field.

In a homogeneous system of linear equations , the solution (0,0,0) is:

If a matrix A has only one column then it is called:

8. If a matrix A has only one column then it is called:

10. If a matrix A has different number of rows and columns then A is called:

9. If a matrix A has same number of rows and columns then A is called:

Which of the following Sets is not a field.

A rectangular array of numbers enclosed by a square brackets is called:

If a matrix A has different number of rows and columns then A is called:

54. Transpose of a row matrix is:

. The multiplicative inverse of a matrix exist only if it is:

The horizontal lines of numbers in a matrix are called:

11. For the square matrix ? = [???]?×? then ???, ???, ???…??? are:

The vertical lines of numbers in a matrix are called:

The element ??? of any matrix A is present in:

If a matrix A has same number of rows and columns then A is called:

4. If a matrix A has ? rows and ? columns , then order of A is :

6. A matrix A is called real if all ??? are

. If a matrix of order ? × ? then the matrix of order ? × ? is :

The vertical lines of numbers in a matrix are called:

If order of ? is ? × ? and order of B is ? × ? then order of AB is

14. The matrix [?] is :

For any two matrices A and B ,(? + ?)^? =

Which of the property does not hold matrix multiplication?

The number of non zero rows in echelon form of a matrix is called:

Any matrix A is called singular if:

If a matrix A has only one row then it is called:

A rectangular array of numbers enclosed by a square brackets is called:

The matrix [?] is :

13. For a square matrix ? = [???]if all ??? = ?, ? ≠ ? and at least ??? ≠ ?, ? = ? then A is called:

7. If a matrix A has only one row then it is called:

For any matrix A , it is always true that

. The additive inverse of a matrix exist only if it is:

If the system of linear equations have no solution at all, then it is called a/an

The main diagonal elements of a skew hermitian matrix must be:

For the square matrix ? = [???]?×? then ???, ???, ???…??? are:

Inverse of a matrix exists if it is:

The horizontal lines of numbers in a matrix are called:

Let A be a matrix and ? is an integer then ? + ? + ? + ⋯ to ? terms

The main diagonal elements of a skew symmetric matrix must be: