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The probability that Heba passes Math 2/13 and the probability that she passes English is 4/9 . if the probability of passing both courses is 1/4 , what is the probability that Heba will pass neither Math nor English?
Q:

The probability that Heba passes Math 2/13 and the probability that she passes English is 4/9 . if the probability of passing both courses is 1/4 , what is the probability that Heba will pass neither Math nor English?

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The probability that Heba passes Math 2/13 and the probability that she passes English is 4/9 . if the probability of passing both courses is 1/4 , what is the probability that Heba will pass neither Math nor English?

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A={Heba passes Math}    B={Heba passes English}
P(A)=2/3      ,P(B)=4/9      ,P(A∩B)=1/4  
P(A^c∩B^c )=P〖(A∪B)〗^c=1-P(A∪B)=1-31/36=5/36

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