1 |
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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2 |
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- A. x = 0
- B. y = 0
- C. x = 0 and y = 0
- D. x = 0 or y = 0
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3 |
The set of all rational numbers between 2, 3 is: |
- A. an empty set
- B. an infinite set
- C. a finite set
- D. a power set
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4 |
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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5 |
The multiplicative identity of real numbers is: |
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6 |
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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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7 |
Conjugate of -3 -2 i is: |
- A. 3 + 2i
- B. -3 + 2i
- C. 2 + 3i
- D. -2 + 3i
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8 |
Conjugate of a + i b is: |
- A. -a + ib
- B. a + ib
- C. -a - ib
- D. a - ib
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9 |
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- A. additive property
- B. multiplicative inverseproperty
- C. transitive property
- D. negative property
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10 |
The identity element with respect to addition is: |
- A. 0
- B. 1
- C. -1
- D. 0 and 1
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