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The probability of simultaneous occurren...

The probability of simultaneous occurrence of at least one of two events A and B is p. If the probability that exactly one of A, B occurs is q then prove that `P( A )+P( B )=2-2p+qdot`

A

`2 - 2p + q`

B

`2 + 2p - q`

C

`3 - 3p + q`

D

`2 - 4p + q`

Text Solution

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The correct Answer is:
A
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