The relation is
\\
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x \ | \
\
y \ | \
\
1 \ | \
\
2 \ | \
\
3 \ | \
\
4 \ | \
\
5 \ | \
\
6 \ | \
\
7 \ | \
\
8 \ | \
\ \
Draw a coordinate plane and plot the pairs (1, 2), (3, 4), (5, 6) and (7, 8).
\ \
Observe the graph the next point that follows the pattern is (9, 10)
\ \
The domain of the relation is the set of x-coordinates.
The range of the relation is the set of y-coordinates.
\The domain of the relation is {1, 3, 5, 7} \ \
\The range of the relation is {2, 4, 6, 8}
Graph: \ \
\The next point that follows the pattern is (9, 10).