Algebra 2 Chapter 2 Terms

Front

Relation

Back

A set of ordered pairs.

Front

Input

Back

The value substituted into an expression or function.

Front

Output

Back

The result obtained after applying a function to an input.

Front

Domain

Back

The set of all possible input values for a relation or a function.

Front

Range

Back

The set of all possible output values of a relation or a function.

Front

Function

Back

A relation where each input has a unique output.

Front

Direct Variation

Back

A relationship between two variables in which one is a constant multiple of the other.

Front

Constant of Variation

Back

The constant ratio in a direct variation.

Front

Linear Function

Back

A function that graphs to a straight line.

Front

Slope

Back

The measure of the steepness of a line.