Question

Is this a function graph?​

Answer 1

No! This is not a function.

Explanation:

If you write a vertical line through the graph, it will cross through it twice. That means it's NOT a function graph.

Answer 2

No, this is a relation

Explanation:

You can do a vertical line test to see if a function is actually a function or not. Simply draw vertical lines over the graph

If the x-value has 2 or more y values then it is NOT A FUNCTION