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BECE Mathematics 2019 Paper
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© africaexams.com
Question : 39
Total: 40
In the Venn diagram
M
and
N
are the subsets of the universal set
U
. Use this information to answer the question below.
Find
M
∩
N
{
7
}
{
2
,
7
}
{
3
,
5
,
8
}
{
1
,
2
,
3
,
4
,
5
,
6
,
7
,
8
,
9
}
Validate
Solution:
M
∩
N
=
{
2
,
7
}
Intersection (
Ω
) is where the two circles join
Try
M
∪
N
as exercise
M
∪
N
=
{
1
,
2
,
3
,
4
,
5
,
6
,
7
,
8
,
9
}
Union (U) you list all the elements (members) in both sets. If a member appear in both sets, its written only once
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