The horizontal lines of numbers in a matrix are called:

For the square matrix 𝑨 = [𝒂𝒊𝒋]𝒏×𝒏 then 𝒂𝟏𝟏, 𝒂𝟐𝟐, 𝒂𝟑𝟑…𝒂𝒏𝒏 are:

54. Transpose of a row matrix is:

The vertical lines of numbers in a matrix are called:

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

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

53. The inverse of unit matrix is:

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

Which of the following Sets is not a field.

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

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

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

The element 𝒂𝒊𝒋 of any matrix A is present in:

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

. If a matrix of order 𝒎 × 𝒏 then the matrix of order 𝒏 × 𝒎 is :

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

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

The horizontal lines of numbers in a matrix are called:

The matrix [𝟕] is :

12. For a square matrix 𝑨 = [𝒂𝒊𝒋]if all 𝒂𝒊𝒋 = 𝟎, 𝒊 ≠ 𝒋 and all 𝒂𝒊𝒋 = 𝒌(𝒏𝒐𝒏 − 𝒛𝒆𝒓𝒐) for 𝒊 = 𝒋 then
A is called:

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

If order of 𝑨 is 𝒎 × 𝒏 and order of B is 𝒏 × 𝒒 then order of AB is

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

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

Which of the property does not hold matrix multiplication?

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

Inverse of a matrix exists if it is:

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

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

Which of the following Sets is a field.

14. The matrix [𝟕] is :

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

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

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

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

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

Any matrix A is called singular if:

The vertical lines of numbers in a matrix are called:

11. For the square matrix 𝑨 = [𝒂𝒊𝒋]𝒏×𝒏 then 𝒂𝟏𝟏, 𝒂𝟐𝟐, 𝒂𝟑𝟑…𝒂𝒏𝒏 are:

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

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

13. For a square matrix 𝑨 = [𝒂𝒊𝒋]if all 𝒂𝒊𝒋 = 𝟎, 𝒊 ≠ 𝒋 and at least 𝒂𝒊𝒋 ≠ 𝟎, 𝒊 = 𝒋 then A is called:

For any matrix A , it is always true that

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