Prove the inclusion/exclusion rule for two sets A and B by
Chapter 9, Problem 46E(choose chapter or problem)
Problem 46E
Prove the inclusion/exclusion rule for two sets A and B by showing that A ∪ B can be partitioned into A ∩ B, A – (A ∩ B), and B – (A ∩ B), and then using the addition and difference rules.
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