Use the relationship graphed at right to answer the questions below. Homework Help ✎
Is the relationship a function?
Does there appear to be more than one y-value for each value of x?
Yes, it is a function.
What is the domain?
Look at the x-intercepts on the graph.
−6 ≤ x ≤ 6
What is the range?
Look at the lowest and highest points on the graph.
−4 ≤ y ≤ 4