| 1 |
U' = ________________ |
|
| 2 |
Which of the following is true? |
- A. W⊆ N
- B. Z ⊆ W
- C. N ⊆ P
- D. P ⊆ W
|
| 3 |
Which of the following is associative law of union? |
- 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)
|
| 4 |
The harmonic mean of the observation 0,15,12, is: |
- A. 3.7
- B. 7.3
- C. 6.7
- D. no harmonic mean
|
| 5 |
(A∩B)'= _____________ |
- A. A'∪B'
- B. A'∩B'
- C. A∩B
- D. A∪B
|
| 6 |
If two sets have some elements common but not all are called......... sets |
- A. Sub
- B. OVERLAPPING
- C. Disjoint
- D. Super
|
| 7 |
If A and B are two disjoint sets then A⋃ b = ______ |
|
| 8 |
O∪ E = ................<p class="MsoNormal"><!--[endif]--><o:p></o:p></p> |
|
| 9 |
O - E = ............ |
|
| 10 |
The point (4,-6) lies in..................quadrant. |
- A. I
- B. II
- C. III
- D. <i>IV</i>
|
