---
id: 699dfa14138be64fa3131389
title: Functions
challengeType: 11
videoId: qyuFN2AKCBw
dashedName: functions
---

# --description--

Instructor Dr. Linda Green, a lecturer at the University of North Carolina at Chapel Hill, will teach you the basics of functions.

# --questions--

## --text--

What is the domain of a function?

## --answers--

All possible a-values.

---

All possible y-values.

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All possible x-values.

---

All possible z-values.

## --video-solution--

3