# Punjab 9th Class Math Model Paper 1 Mcqs Test Online

 Total Question 30 Questions Total Marks 60 Marks Total Time 30 Minuts
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### Test Name

 Math Model Paper 1

### Subject

 Mathematics (9th Class)

 Mcqs

3%

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## Math

1. A matrix having only one row is called:

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3. Inverse of identity matrix is:

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4. (AB)ᵗ = ………………………..

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6. If the determinant of a square matrix is equal to zero, then it is called:

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8. In matrix multiplication, in general, AB ………………. BA.

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10. (AB)⁻¹ =  ……………………………

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11. Matrix A + B can be found, if order of A and B is:

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16. In matrices, (A + B)ᵗ = ?

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19. The Order of Matrix [2 1] is:

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20. A matrix is skew-symmetric if:

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22. Order of identity (unit) matrix is always equal to:

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25. Inverse of matrix A is equal to:

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26. Which is order of a square matrix?

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30. If the number of rows of a matrix is not equal to the number of columns, then the matrix is called:

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