Please help Math!
Which relation is a function?
(Graphs in picture)
![Please help Math Which relation is a function Graphs in picture class=](https://us-static.z-dn.net/files/d8f/29e86db637657f7658a827fb477e5d0c.png)
A function has an X value for every Y value, so that would make C (3rd one) the only valid answer.