### Home > GB8I > Chapter cc46 > Lesson cc46.3.3 > Problem 6-108

6-108.

Examine the graphs below. Decide if each graph represents a function. Then describe the domain and range of each one. Homework Help ✎

a.

b.

Is there more than one output value for a single input value?

If so, it is not a function.

Determine the possible *x*-values to find the domain and the possible *y*-values to find the range.

It is not a function.

R: − 3 ≤ *x* ≤ 3

Is there more than one output value for a single input value?

If so, it is not a function.

Determine the possible *x*-values to find the domain and the possible *y*-values to find the range.

It is a function.

D: −2 ≤ *x* ≤ 3