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10-05-2020
Mathematics

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Find P (A ∩ B′ ) when P (A ∪ B) = 0.8, P (A) = 0.5 and P (B) = 0.4

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ronhagrid310 ronhagrid310

10-05-2020

Answer:

0.4

Step-by-step explanation:

P(A∩B) = P(A)+P(B)-P(A∪B) = 0.5+0.4-0.8=0.1

P(A∩B') = P(A)-P(A∩B)=0.5-0.1 = 0.4

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