If P(A)=xP(A) = xP(A)=x, P(B)=yP(B) = yP(B)=y, and the events are mutually exclusive, what is the probability P(Ac∩Bc)P(A^c \cap B^c)P(Ac∩Bc)?
1−x−y1 - x - y1−x−y
1−x+y1 - x + y1−x+y
(1−x)(1−y)(1-x)(1-y)(1−x)(1−y)
x+yx+yx+y