| 1 |
The set {x} x∈ A and x∉ B } is....................... |
- A. A∪ B
- B. A∩ B
- C. A - B
- D. B - A
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| 2 |
O∪ E = ................<p class="MsoNormal"><!--[endif]--><o:p></o:p></p> |
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| 3 |
(A⋃B)⋃C = ________ |
- A. A ⋂ (B⋃C)
- B. (A⋃B)⋂C
- C. A⋃ (B⋃C)
- D. A⋂(B⋂C)
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| 4 |
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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| 5 |
If f is a function from A to B, then f is one - one function if: |
- A. Range f≠ A
- B. Range f = B
- C. Dom f = A
- D. Second element of all ordered pairs contained in f is not repeated.
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| 6 |
A collection of well-defined distinct objects is called. |
- A. subset
- B. Power set
- C. Set
- D. None of these
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| 7 |
Which of the following is associative law of 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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| 8 |
If R = {(0,0),(8,2),(10,3),(14,12)}, then Dom R = ___________ |
- A. {0,8,10,14}
- B. {0,2,3,12}
- C. {8,10,4}
- D. {0,10}
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| 9 |
A collection of well-defined distinct object is called: |
- A. Subset
- B. Power set
- C. Set
- D. None of these
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| 10 |
If f is a function from A to B, then f is onto function if: |
- A. Range f≠ A
- B. Range f = B
- C. Dom f = A
- D. Second element of all ordered pairs contained in f is not repeated.
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