3.3a Intersection of Sets
1. The intersection of set P and set Q, denoted by
is the set consisting of all elements common to set P and set Q.
2. The intersection of set P, set Q and set R, denoted by is the set consisting of all elements common to set P, set Q and set R.
3. Represent the intersection of sets using Venn diagrams.
(a) P ∩ Q
(d) P ∩ Q ∩ R