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

Question 1 of 12

Math

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

aij ≠ o for all i > j

aij = 0 for all i < j

aij = 0 for all i > j

None

Question 1 of 12

Question 2 of 12

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

|A|<0

None

|A|>0

|A|= 0

Question 2 of 12

Question 3 of 12

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

-A

A̅

Aᵗ

Question 3 of 12

Question 4 of 12

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

A – B

None

A + B

Question 4 of 12

Question 5 of 12

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

(-1)i+j Mij

(-1)ij Mij

(-1)i-j Mij

None

Question 5 of 12

Question 6 of 12

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

|A|>0

|A|<0

|A|= 0

None

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. Minimum number of equation for any system of equations.

Question 8 of 12

Question 9 of 12

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

-A

-A̅

A̅

Question 9 of 12

Question 10 of 12

10. Trivial solution of homogeneous linear equation is

(0, 1, 0)

(0, 0, 0)

(1, 0, 0)

(0, 0, 1)

Question 10 of 12

Question 11 of 12

11. 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 11 of 12

Question 12 of 12

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

System has unique solution

None

System has many solution

System has no solution

Question 12 of 12

Test By Subject	Punjab
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