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Algebra Examples
Step-by-Step Examples
Algebra
Number Sets
Find the Union
A
=
(
0
,
1
,
9
)
A
=
(
0
,
1
,
9
)
,
B
=
(
0
,
7
,
8
)
Step 1
Set
up the
union
notation of
set
{
0
,
1
,
9
}
and
{
0
,
7
,
8
}
.
{
0
,
1
,
9
}
∪
{
0
,
7
,
8
}
Step 2
The
union
of two
sets
is the
set
of
elements
which are in either
sets
.
{
0
,
1
,
7
,
8
,
9
}
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