Answer:
Step-by-step explanation:
[tex](x,\ y)\\\\Domain:x\\Range:y\\\\\text{We have the relation:}\\\\R=\{(\bold{-4}, 8), (\bold{8}, 10), (\bold{5}, 4), (\bold{1}, 6), (\bold{5}, -9)\}\\\\\text{The domain is:}\ \{\bold{-4,\ 1,\ 5,\ 8}\}\\\\\text{The range is:}\ \{-9,\ 4,\ 6,\ 8,\ 10\}[/tex]