SOLUTION: Given Pr[A∪B]=0.9, Pr[A]=0.75, and Pr[B]=0.83, find Pr[A∩B]

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Question 1020260: Given Pr[A∪B]=0.9, Pr[A]=0.75, and Pr[B]=0.83, find Pr[A∩B]
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P[A∪B]=P[A]+P[B]-P[A∩B]
If the sets are disjoint,P[A∩B]=0