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Mathematics 17 Online
OpenStudy (anonymous):

what is p (A U B)?

OpenStudy (shaik0124):

p(a)+p(b)-P(a reverse u symbol b)

OpenStudy (anonymous):

the number of elements in the set \[A \cup B\]

OpenStudy (anonymous):

\[ P(A \cup B) = P(A)+P(B)-P(A \cap B) \]

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