1.

If A and B are two disjoint sets, then which one of the following is correct?

A. \[A-B=A-(A\cap B)\]
B. \[B-A'=A\cap B\]
C. \[A\cap B=(A-B)\cap B\]
D. All of these
Answer» B. \[B-A'=A\cap B\]


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