Question

Which relations are functions?

Select Function or Not a function for each graph.

Answer 1

Answer:

The graph is a function

General Formulas and Concepts:

Algebra I

• Vertical Line Test - each x-value must have its own y-value

Step-by-step explanation:

When we apply the Vertical Line Test to the parabola in the graph, we see that it passes it. Therefore, the graph shown is a function.