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Punjab 11th Class Math Chapter 3 Matrices and Determinants Mcqs Test Online

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Question 1 of 12

Math

1. The matrix A is Hermitian when (A)-ᵗ= …………………

-A

A̅

Aᵗ

Question 1 of 12

Question 2 of 12

2. A square matrix A = {aij} is lower triangular matrix when ………………….

aij = 0 for all i < j

aij = 0 for all i > j

aij ≠ 0 for all i < j

aij ≠ 0 for all j < i

Question 2 of 12

Question 3 of 12

3. A squar matrix A = {aij} is upper triangular matrix when ……………………….

aij = 0 for all i < j

aij = 0 for all i > j

aij ≠ o for all i > j

None

Question 3 of 12

Question 4 of 12

4. The square matrix A is skew-Hermitian when (A̅ᵗ) = ……………….

-A̅

A̅

-A

Question 4 of 12

Question 5 of 12

5. System o linear equations is Inconsistent if ………………..

System has many solution

System has no solution

None

System has unique solution

Question 5 of 12

Question 6 of 12

6. The co-effect of an element aij denoted by Aij is ……………………..

None

(-1)ij Mij

(-1)i+j Mij

(-1)i-j Mij

Question 6 of 12

Question 7 of 12

7. The square matrix A is skew – Symmetric when Aᵗ = ………………

None

-A

Question 7 of 12

Question 8 of 12

8. For non-trivial solution |A| is ……………….

None

|A|<0

|A|= 0

|A|>0

Question 8 of 12

Question 9 of 12

9. The matrix A = [aij]2x3 and B = [bij]3x2 are suitable for ………………….

A – B

None

A + B

Question 9 of 12

Question 10 of 12

10. Trivial solution of homogeneous linear equation is

(0, 0, 1)

(0, 1, 0)

(0, 0, 0)

(1, 0, 0)

Question 10 of 12

Question 11 of 12

11. Minimum number of equation for any system of equations.

Question 11 of 12

Question 12 of 12

12. For trivial solution |A| is ………………….

None

|A|>0

|A|<0

|A|= 0

Question 12 of 12

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Test By Topics	11th Class Math

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Punjab 11th Class Math Chapter 3 Matrices and Determinants Mcqs Test Online

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Punjab 11th Class Math Chapter 3 Matrices and Determinants Mcqs Test Online