Let
U
be the universal set, where:
U
=
{
1
,
2
,
3
,
4
,
5
,
6
,
7
,
8
,
9
,
10
}

Let sets
A
and
B
be subsets of
U
, where:

A
=
{
4
,
8
,
9
,
10
}
and
B
=
{
2
,
3
,
4
,
6
,
7
}


Find
(
A

B
)
c
:

{


}


Find
A
c

B
c
:

{

}


Enter the elements as a list, separated by commas in order from smallest to largest. If the result is the empty set, enter DNE