| 1 |
A set Q = {a/b} a, b∈ Z ^ b≠ 0} is called a set of. |
- A. Whole numbers
- B. Natural number
- C. Irrational numbers
- D. Rational numbers
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| 2 |
N∪ W = .................... |
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| 3 |
If A ={0,1,2}, B={2,3,4,5} , then A<span style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">∪B are:</span> |
- A. Empty sets
- B. Equal sets
- C. Overlapping sets
- D. Disjoint set
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| 4 |
If R= { (a,2),(b,3),(c,3) }, then Dom R = ________________ |
- A. {1,2}
- B. {1,2,3}
- C. {a,b,c}
- D. {a,c}
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| 5 |
Which of the following is De-Morgan's law? |
- A. (A∪ B)∪ C = A∪ ( B∪ C)
- B. (A∩B)<sup>C</sup>= A<sup>c</sup>∪ B<sup>c</sup>
- C. A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)
- D. A∩(B∪ C) = (A∩B)∪(A∩C)
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| 6 |
Formula of variance is group data is: |
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| 7 |
(A∪B)∪C is equal to |
- A. A∩ (B∪C)
- B. (A∪B)∩C<p class="MsoNormal"><!--[endif]--><o:p></o:p></p>
- C. A∪(B∪C)
- D. A∩ (B∩C)
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| 8 |
A set with no element is called. |
- A. Subset
- B. Empty set
- C. Singleton set
- D. Super set
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| 9 |
Number of elements in power set of {1,2,3} |
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| 10 |
If set has 3 and B has 2 elements then number binary relations of A x B. |
- A. 2<sup>2</sup>
- B. 2<sup>8</sup>
- C. 2<sup>6</sup>
- D. 2<sup>3</sup>
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