Question

what is the range of this relation?

options:
{ -4, 0, 1, 2, 3 }
{ -4, -1, 2, 3 }
{ -4, 0, 1, 2 }
{ -4, -1, 0, 1, 2 }

Explanation:

Step1: Identify all y-values of points

List y-coordinates: $-4, 0, 2, 1, -1$

Step2: Sort and deduplicate values

Arrange unique values: $-4, -1, 0, 1, 2$

Answer:

$\{-4, -1, 0, 1, 2\}$ (matches the option: $\{-4, -1, 0, 1, 2\}$)