Recognizing functions

Relationships can be any association between sets of numbers while functions have only one output for a given input. This tutorial works through a bunch of examples of testing whether something is a valid function. As always, we really encourage you to pause the videos and try the problems before Sal does!Common Core Standard: 8.F.A.1

Testing if a relationship is a function

Relations and functions

Recognizing functions from graph

Checking if a table represents a function

Recognize functions from tables

Recognizing functions from table

Checking if an equation represents a function

Does a vertical line represent a function?

Recognize functions from graphs

Recognizing functions from verbal description

Recognizing functions from verbal description word problem