Let U = {Bruins, Capitals, Flyers, Hurricanes, Lightning, Oilers, Panthers $$| A \cap B |$$

Short Answer

Let U = {Bruins, Capitals, Flyers, Hurricanes, Lightning, Oilers, Panthers, Rangers}
A = {Flyers, Hurricanes, Lightning, Rangers}
B = {Bruins, Flyers, Hurricanes, Oilers, Panthers}
Find the following:
- $$| A \cap B |$$