Single Answer MCQ
Q-00051535
If A and B are subsets of a universal set U, which of the following is true?
1
A ∪ B ⊂ U
2
A ∩ B = U
3
A - B = U
4
B ⊄ A
Answer and Solution
Answer
A. A ∪ B ⊂ U
Solution:
The union of A and B, A ∪ B, is always a subset of U, meaning all elements in A or B are in U.
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