Question

Let
X
=
{
1
,
2
,
3
,
4
,
5
}
. The number of different ordered pairs
(
Y
,
Z
)
that can be formed such that
Y
⊆
X
,
Z
⊆
X
and
Y
∩
Z
is empty, is

Answer 1

Answer:

128377

Step-by-step explanation:

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