A and B are two independent witnesses (i.e there in no collision between them) in a case. The probability that A will speak the truth is x and the probability that B will speak the truth is y. A and B agree in a certain statement. The probability that the statement is true is

A and B are two independent witnesses (i.e there in no collision betwe

1.	A and B are two independent witnesses (i.e there in no collision between them) in a case. The probability that A will speak the truth is x and the probability that B will speak the truth is y. A and B agree in a certain statement. The probability that the statement is true is
A.	\[\frac{x-y}{x+y}\]
B.	\[\frac{xy}{1+x+y+xy}\]
C.	\[\frac{x-y}{1-x-y+2xy}\]
D.	\[\frac{xy}{1-x-y+2xy}\]
Answer» E.

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A and B are two independent witnesses (i.e there in no collision between them) in a case. The probability that A will speak the truth is x and the probability that B will speak the truth is y. A and B agree in a certain statement. The probability that the statement is true is

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