1 |
A∩ A<sup>c</sup>= ........................... |
- A. ∪
- B. A<sup>c</sup>
- C. ∅
- D. A
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2 |
The Range of R is, if R = {(1,3),(2,2),(3,1),(4,4)}. |
- A. {1,2,4}
- B. {3,2,4}
- C. {1,2,3,4}
- D. {1,3,4}
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3 |
A⋃(B⋂C) = ___________________ |
- A. (A⋃B) ⋂ (A⋃C)
- B. A⋂ (B⋂C)
- C. (A⋂ B)⋃ (A⋂C)
- D. A⋃ (B⋃ C)
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4 |
Power set of empty set. |
- A. ∅
- B. {a}
- C. {∅,{a}}
- D. {∅}
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5 |
Point (-1, 4) lies in the quadrant: |
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6 |
If f: A→ B and range of f= B , then f is an.............. |
- A. into function
- B. onto function
- C. bijective function
- D. function
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7 |
If set a has 3 elements and B has 4 then A x B has __________ elements. |
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8 |
The measures that are used to determine the degree or extent of variation in a data set are called: |
- A. central value
- B. A.M
- C. measures of dispersion
- D. median
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9 |
The complement of∪ is................ |
- A. ∪
- B. ∅
- C. impossible
- D. Union
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10 |
If A has two elements and B has 3 elements, then number of binary relations in A x B is __________ |
- A. 2 x 3
- B. 2<sup>3</sup>
- C. 2<sup>6</sup>
- D. 2<sup>2</sup>
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