What is the domain and range?

Answer:
[tex]S_x = \{-1, 0, 1, 4\}\\S_y = \{-3, 1, 4\}[/tex]
Step-by-step explanation:
Assuming S: x⇒y then the domain would be the set of x-values and the range would be the set of y-values.
[tex]S_x = \{-1, 0, 1, 4\}\\S_y = \{-3, 1, 4\}[/tex]