Respuesta :

the unfilled/open dot shows that we don't include that number
the filled/closed dot shows taht we include the number

so we see that it is open at -4 and closed at 4 so it is
-4<x and 4>x so
S={x|  -4<x<4}

Answer:

A

Step-by-step explanation:

{x| –4 < x ≤ 4}