| 1 |
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- A.
- B.
- C.
- D. diagonal matrix
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| 2 |
If A is a square matrix, then A + A<sup>t</sup> is: |
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| 3 |
If A is non singular matrix then A<sup>t</sup> is: |
- A. singular
- B. nonsingular
- C. symmetric
- D. none
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| 4 |
If A is a matrix of order m × n and B is a matrix of order n × p then the order of AB is: |
- A. p×m
- B. p×n
- C. n×p
- D. m×p
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| 5 |
|
- A.
- B. diagonal matrix
- C.
- D.
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| 6 |
|
- A.
- B.
- C.
- D. diagonal matrix
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| 7 |
A matrix of order m×1 is called: |
- A. row matrix
- B. column matrix
- C. identity matrix
- D. scalar matrix
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| 8 |
If each element of a 3 × 3 matrix A is multiplied by 3, then the determinant of the resulting matrix is: |
- A. |A|<sup>3</sup>
- B. 27|A|
- C. 3|A|
- D. 9|A|
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| 9 |
If the matrices A & B have the orders 2×3 and 5×2 then order BA is: |
- A. 3×5
- B. 5×2
- C. 2×2
- D. none
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| 10 |
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