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Problem
Problem
Consider two sets
A
A
A
and
B
B
B
such that
A
⊆
B
A \subseteq B
A
⊆
B
. Find the possible values of
x
x
x
if
A
=
{
2
,
4
,
6
,
x
}
A = \{2, 4, 6, x\}
A
=
{
2
,
4
,
6
,
x
}
and
B
=
{
2
,
3
,
5
,
6
,
x
+
1
}
B = \{2, 3, 5, 6, x + 1\}
B
=
{
2
,
3
,
5
,
6
,
x
+
1
}
.
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