# 1.12: Functions that Describe Situations

Difficulty Level:

**Basic**Created by: CK-12Estimated9 minsto complete

%

Progress

**Practice**Functions that Describe Situations

Practice

Progress

Estimated9 minsto complete

%

Practice Now

dependent variable

A**is one whose values depend upon what is substituted for the other variable.**

*dependent variable*Function

A function is a relation where there is only one output for every input. In other words, for every value of , there is only one value for .independent variable

The**is the variable which is not dependent on another variable. The dependent variable is dependent on the independent variable.**

*independent variable*Function Rule

A function rule describes how to convert an input value () into an output value () for a given function. An example of a function rule is .### Image Attributions

Show
Hide
Details

Description

Represent and solve real-world problems with functions.

Learning Objectives

None

Related Materials

Difficulty Level:

Basic
Subjects:

## Concept Nodes:

Date Created:

Feb 24, 2012
Last Modified:

May 23, 2016
Vocabulary

None

Files can only be attached to the latest version of Modality