Respuesta :

Answer:

no

Step-by-step explanation:

For the relation to be a function each value of x must map to exactly one unique value of y

Here - 1 → 6 ( - 1, 6) and

- 1 → 8 (- 1, 8)

That is the value of x = - 1 maps to more than one value of y, meaning the relation is not a function