| 1 |
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| 2 |
If A = [aij] and B = [bij] are two matrices of same order r × s, then order of A - B is: |
- A. r - s
- B. r × s
- C. r + s
- D. none of these
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| 3 |
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- A. zero
- B. non-singular
- C. singular
- D. none of these
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| 4 |
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- A. scalarmatrix
- B. diagonalmatrix
- C. lower triangularmatrix
- D. uppertriangularmatrix
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| 5 |
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- A. 3×2
- B. 2×3
- C. 2×2
- D. 3×3
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| 6 |
If A is a square matrix, then A + A<sup>t</sup> is: |
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| 7 |
A matrix in which each element is 0 is called: |
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| 8 |
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| 9 |
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- A. scalar matrix
- B. diagonalmatrix
- C. triangularmatrix
- D. none of these
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| 10 |
If a matrix A is symmetric as well as skew symmetric, then: |
- A. A is null matrix
- B. A is unit matrix
- C. A is triangular matrix
- D. A is diagonal matrix
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