Probability

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Question : 28 of 127

Marks: +1, -0

If

P(A-B)=P(B-A),

then the two events

A

and

B

satisfy the condition

$P(A)=P(B)$ .
$P(A)+P(B)=1$
$P(A ∩ B)=0$
$P(A ∪ B)=1$

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