Item 2.
Find two sets \(A\) and \(B\) for which \(|A| = 5\text{,}\) \(|B| = 6\text{,}\) and \(|A\cup B| = 9\text{.}\) What is \(|A \cap B|\text{?}\)
Find two sets \(A\) and \(B\) for which \(|A| = 5\text{,}\) \(|B| = 6\text{,}\) and \(|A\cup B| = 9\text{.}\) What is \(|A \cap B|\text{?}\)