| 1 |
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| 2 |
Do AB = BA? |
- A. Never
- B. Yes
- C. May or may not
- D. None of these
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| 3 |
2 x 10 + 3 x 10<sup>o</sup> =. |
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| 4 |
Do (A + B) + C = A + (B + C)? |
- A. No
- B. Yes
- C. May or may not
- D. Never
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| 5 |
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| 6 |
In a square matrix number of rows and column are |
- A. Equal
- B. Now equal
- C. Greater
- D. Less then
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| 7 |
If Ax = B then x is |
- A. BA<sup>-1</sup>
- B. AB
- C. B/A
- D. A<sup>-1</sup> B
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| 8 |
<br> |
- A. Equal
- B. Possible
- C. Not possible
- D. Zero
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| 9 |
The order of matrix [a] |
- A. 1 x 1
- B. 2 x 1
- C. 0 x 1
- D. 1 x 0
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| 10 |
Any matrix "A" is a symmetric matrix if: |
- A. A = -A
- B. A = A<sup>t</sup>
- C. A = -A<sup>t</sup>
- D. A = A<sup>-t</sup>
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