Functions on Graphs- VLT

A graph needs to pass what to be a function?

How many times can the vertical line go through the graph?

• one

• zero

• two

• three

#2 is not a function because...

• the vertical line goes through more than once

• the vertical line goes through the graph once

This graph passes the vertical line test

• False

• True

This graph pass the vertical line test because the graph is a vertical line.

• True

• False