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Mathematics
Mathematics
Problem
If
P
(
A
)
=
0.4
P(A) = 0.4
P
(
A
)
=
0.4
,
P
(
A
∪
B
)
=
0.9
P(A \cup B) = 0.9
P
(
A
∪
B
)
=
0.9
, and
P
(
A
∩
B
)
=
0.1
P(A \cap B) = 0.1
P
(
A
∩
B
)
=
0.1
, find
P
(
B
)
P(B)
P
(
B
)
.
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