Functions are mathematical entities that assign unique outputs to given inputs. Sounds simple? Think again! In this topic you will evaluate, graph, analyze, and create various types of functions.

Part of Algebra I

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Frequently Asked Questions

What is Functions by Khan Academy?

Functions is a learning resource for Functions & Equations. It is available in the following format(s): Online class. It is suited for 6th - 8th students.

What grade level is Functions by Khan Academy appropriate for?

It is designed for 6th - 8th students, but could be useful for students of other ages as well; please look at the description and images to determine suitability.

How much does Functions by Khan Academy cost?

It is free!