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UP TGT Mathematics Set Theory Test Series - Part 4

Which is De Morgan’s law for the complement of an intersection?

Type: MCQ • Marks: 1
Which is De Morgan’s law for the complement of an intersection?
Options
A. (A∩B)′=A−B
B. (A∩B)′=A′∪B′
C. (A∩B)′=A∪B
D. (A∩B)′=A′∩B′
Explanation
An element is outside A∩B if it is outside at least one of the sets.
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