| 1 |
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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| 2 |
If A= {1,2,3} , B ={4,5} and R+{(1,4),(2,5),(3,4)} then R is __________ |
- A. One - one function from A to B
- B. A function A to A
- C. Not a funtion
- D. An onto function from A to B
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| 3 |
Which of the following is distributive property of union over intersection? |
- A. A∪ (B ∪ C) = A∪ (B∪ C)
- B. A∩ (B∩C)= (A∩B)∩C
- C. A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)
- D. A∩(B∪ C) = (A∩B)∪(A∩C)
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| 4 |
The number of elements of the power set {a,b} are. |
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| 5 |
If two sets have some elements common but not all are called......... sets |
- A. Sub
- B. OVERLAPPING
- C. Disjoint
- D. Super
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| 6 |
Point (-1,4) lies in quadrant: |
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| 7 |
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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| 8 |
U' = ________________ |
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| 9 |
Which of the following is true? |
- A. W⊆ N
- B. Z ⊆ W
- C. N ⊆ P
- D. P ⊆ W
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| 10 |
The point (-5,-7) lies in ........ quadrant. |
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