Naive set theory: Elementary notions and notations
Operations on sets or relations between sets
Consider the following sets \[A=\{1,2,3\}\quad\text{and}\quad B=\{2,3,4\}\text.\] Determine the following sets in explicit notation.
\(A\cap B ={}\)
\(A\cup B =\)
\(A\backslash B\;\, ={}\)
\(B\,\backslash A\; ={}\)
\(A\triangle B ={}\)
\(\{\Box\}\)\(\{\Box\}\)\(\{\Box\}\)\(\{\Box\}\)\(\{\Box\}\)
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