Let AAA and BBB be two events such that P(A)=0.4P(A) = 0.4P(A)=0.4, P(B)=0.5P(B) = 0.5P(B)=0.5, and P(A∪B)=0.7P(A \cup B) = 0.7P(A∪B)=0.7. What is P(A∩B)P(A \cap B)P(A∩B)?
0.1
0.2
0.9
0.3