Question

Question in image. :)

Answer 1

All real numbers greater than or equal to 0.

General Formulas and Concepts:

Algebra I

• Domain is the set of x-values that can be inputted into function f(x)

Explanation:

According to the graph, we see that our x-values span from 0 to infinity. Since 0 is a closed dot, it is inclusive in the domain:

[0, ∞) or x ≥ 0 or All Real Numbers greater than or equal to 0.