| 1 |
The ordered pairs (2, 5) and (5, 2) are: |
- A. not equal
- B. equal
- C. disjoint
- D. empty
|
| 2 |
|
- A. integer
- B. rational number
- C. irrational number
- D. natural number
|
| 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
|
| 4 |
Irrational numbers are: |
- A. terminating decimals
- B. non-terminating decimals
- C. non-terminating, repeating decimals
- D. non-terminating, non repeating
|
| 5 |
Conjugate of complex number (-a, -b) is: |
- A. (-a, b)
- B. (-a, -b)
- C. (a, -b)
- D. none of these
|
| 6 |
|
|
| 7 |
|
- A. rational number
- B. irrational number
- C. natural number
- D. whole number
|
| 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
|
| 10 |
The set of negative integers is closed with respect to: |
- A. addition
- B. multiplication
- C. both (a) and (b)
- D. subtraction
|
