ECAT Mathematics Matrices and Determinants Online Test

Mathematics Matrices and Determinants MCQS Online Test

ECAT Math Matrices and Determinants Chapter Online Test

Total Questions: 82
Time Allowed: 40 Minutes
Total Marks: 82
How to Attempt Test: Please choose the right Option in MCQ-type question.
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Math Matrices and Determinants Test Online

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Math

1. Matrices A = [aij] 2 x 3 and B = [bij] 3 x 2 are suitable for

2.

3. The transpose of a row matrix is a

4. A square matrix A = [aij] is supper triangular when

5. (AB)t = ?

6. Equation having a common solution are called

7. For non-trival solution |A| is:

8. For any non-Singular r matrix A, A¯¹ =

9. The order of the matrix A is 3 x 5 and that of B is 2 x 3. The order of the matrix BA is

10.

11.

12. The leading diagonal or main diagonal of a square matrix known as

13. An elementary row operation on a matrix A is

14. A and B be two square matrices and if their inverse exist, the (AB)¯¹ =

15. Two matrix A and B can be added if

16.

17.

18. [-1, 4 7 2] is a

19. If A is a skew-symmetric matrix of order n and P, any square matrix of order n, prove that P’ AP is

20.

21. For trival solution |A| is:

22. The transpose of a square matrix is a

23. If the trace of a matrix A is 5, then the trace of the matrix 3A is

24. The square matrix A is skew-symmetric when Aᵗ = 0

25.


 

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