Determine whether the relation is a function: {(–1, –2), (–2, –3), (–3, –1)}. Yes. One input results in one output. No. At least one output results in two inputs. Yes. One output results in one input. No. At least one input results in two outputs.

Respuesta :

Correct answer is 
 Yes. One input results in one output., 
you need to look at x-values, -1.-2.-3. they are not repeating, that means , it is a function