| 1 |
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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 |
Factors of x<sup>2</sup> + y<sup>2</sup> are: |
- A. (x + iy) (x - iy)
- B. (x + y) (x - y)
- C. (x + y) (x + y)
- D. none
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| 4 |
The multiplicative invers of a non-zero real number a is: |
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| 5 |
Irrational numbers are: |
- A. terminating decimals
- B. non-terminating decimals
- C. non-terminating, repeating decimals
- D. non-terminating, non repeating
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| 6 |
The real part of the complex number a + bi is: |
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| 7 |
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- A. Additive property
- B. Multiplicativeproperty
- C. Reflexiveproperty
- D. Transitive property
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| 8 |
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| 9 |
The imaginary part of the complex number a + bi is: |
- A. a
- B. b
- C. bi
- D. none of these
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| 10 |
The ordered pairs (2, 5) and (5, 2) are: |
- A. not equal
- B. equal
- C. disjoint
- D. empty
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