P(A cup B)=P(A cap B)` if and only if the relation between P(A) and P(B) is …………

Answer

A, B

Explanation

`P(AuuB)=P(A)+P(B)-P(AnnB)`
If `P(AuuB)=P(AnnB)`,
then P(A) and P(B) are equals.
Since, `P(AuuB)=P(AnnB)rArrA`and B are equals sets
Thus, P(A) and P(B) is equal to `P(AnnB)`.