### Home > AC > Chapter 12 > Lesson 12.4.2 > Problem 12-79

12-79.

Examine the graph of the relation below.

Use inequalities to name its domain and range.

Is this relation a function? How can you tell?

What are all the possible values of , or the domain of the function?

What are all the possible values of , or the range of the function?

D:

R:

Does each value of have only one

*-value?*