Question 1171042

{({{{9}}}, {{{3}}}), ({{{2}}}, {{{-2}}}), ({{{-4}}}, {{{7}}}), ({{{-4}}},{{{ 5}}})}

domain: { {{{-4}}},{{{2}}},{{{9}}} }
range: { {{{-2}}},{{{3}}},{{{5}}},{{{7}}} } => not a function, {{{-4}}} has two different outlets (pairs ({{{-4}}}, {{{7}}}), ({{{-4}}},{{{ 5}}}))