Question

Find the domain and range of the relation:

{
(
8
,
−
7
)
,
(
7
,
−
7
)
,
(
6
,
−
7
)
,
(
5
,
−
7
)
}
. Then determine whether the relation is a function.

Answer 1

Domain is (8,7,6,5) and Range is (7,7,7,7)