If A and B are two distinct sets, then AB is a null set, if
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UoH 2011 Question 60: Sets, relations and functions
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If A and B are two distinct sets, then A ∩ B is a null set, if (A) A and B have at least one common element (B) A and B have equal number of elements (C) A and B have non-zero elements (D) A and B have no common elements
Also written as: If A and B are two distinct sets, then A intersection B is a null set, if
Sets, relations and functions has come up 65 times in 6 exams since 2004.
What this question tests
This question is on Sets and set operations, part of Sets, relations and functions in Mathematics.
Unions, intersections, complements and differences of sets, and the identities that connect them.
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