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Mathematics
Mathematics
Problem
Consider the relation
R
=
{
(
1
,
2
)
,
(
2
,
3
)
,
(
3
,
4
)
,
(
1
,
5
)
}
R = \{(1,2),\,(2,3),\,(3,4),\,(1,5)\}
R
=
{(
1
,
2
)
,
(
2
,
3
)
,
(
3
,
4
)
,
(
1
,
5
)}
on the set
A
=
{
1
,
2
,
3
}
A = \{1,2,3\}
A
=
{
1
,
2
,
3
}
. Determine whether
R
R
R
is a function from
A
A
A
to the set
B
=
{
2
,
3
,
4
,
5
}
B = \{2,3,4,5\}
B
=
{
2
,
3
,
4
,
5
}
and give a brief reason for your answer.
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