### Home > AC > Chapter 11 > Lesson 11.1.5 > Problem 11-63

11-63.

Which graphs below have a domain of all numbers? Which have a range of all numbers?

In which graph do all values of have a corresponding

*-value?*

Refer to the Math Notes box in Lesson 11.1.4.

Graphs (a) and (b)

In which graphs do all values of have a corresponding

*-value?*

Graphs (a) and (c)

A function can only have one -value for each

*-value.*