| 1 |
The real part of the complex number a + bi is: |
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| 2 |
Division of a natural number by another natural number gives: |
- A. always a natural number
- B. always an integer
- C. always a rationalnumber
- D. always an irrational number
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| 3 |
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- A. cancellation property w.r.t multiplication
- B. cancellationproperty w.r.t addition
- C. multiplicativeproperty
- D. additiveproperty
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| 4 |
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- A. closure property w.r.t multiplication
- B. commutativeproperty w.r.t multiplication
- C. associativeproperty w.r.t multiplication
- D. trichotomy property
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| 5 |
Which of the following is correct: |
- A. 2 + 7i > 10 + i
- B. 1 + i > 1 - i
- C. 4 + 3i > 1 + 3i
- D. none of these
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| 6 |
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- A. Additive property
- B. Multiplicativeproperty
- C. Reflexiveproperty
- D. Transitive property
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| 7 |
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- A. real numbers
- B. complexnumbers
- C. primenumbers
- D. oddnumbers
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| 8 |
If z<sub>1</sub> = 4i and z<sub>2</sub> = 3 - 9i, then z<sub>1</sub> + z<sub>2</sub> = |
- A. 3 - 5i
- B. 3i - 5
- C. 7 - 9i
- D. 3 + 5i
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| 9 |
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- A. a + c = b + d
- B. a + b = c + d
- C. a - b = c - d
- D. None of these
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| 10 |
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