Respuesta :

[tex]\bf \{(3,\stackrel{\downarrow }{-5}),(1,\stackrel{\downarrow }{2}),(-1,\stackrel{\downarrow }{-4}),(-1,\stackrel{\downarrow }{2})\} \qquad \qquad \stackrel{\textit{the range is always the y-coordinates}}{\{-5,2,-4\}}[/tex]

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