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Question: Answered & Verified by Expert
If $A$ and $B$ are two disjoint sets, then which one of the
following is correct?
MathematicsSets and RelationsNDANDA 2010 (Phase 2)
Options:
  • A $A-B=A-(A \cap B)$
  • B $B-A^{\prime}=(A \cap B)$
  • C $A \cap B=(A-B) \cap B$
  • D All of these
Solution:
1632 Upvotes Verified Answer
The correct answer is: $A-B=A-(A \cap B)$
Since, Aand $B$ are two disjoints therefore $A \cap B=\phi$
$A \quad A-B=A-(A \cap B)$

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