If U is a universal set and B is its subset, then U − B is called the complement of B and is denoted by _____?
- B′
- B²
- U²
- None of these
Explanation
U − B contains all elements in the universal set U that are not in B, which is called the complement of B.
The standard notation for the complement of a set is B′.
Last verified on 16-03-2026
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- First
- Second
- Third
- None of these
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