Functions and Linear Relationships Vocabulary

Front

Rate of Change

Back

Front

y-coordinate

Back

The y-value of an ordered pair, represents the vertical placement of the point.

Front

x-axis

Back

The horizontal (left/right) axis on the coordinate plane.

Front

Relation

Back

A set of ordered pairs, e.g., { (-5, 1), (-6, 2), (4, 0) }.

Front

x-coordinate

Back

The x-value of an ordered pair, represents the horizontal placement of the point.

Front

Coordinate Plane

Back

Formed by the intersection of two number lines: the horizontal axis and the vertical axis.

Front

Function

Back

A relation in which each element of the domain is paired with exactly one element of the range. Example: { (-5, 1), (-6, 2), (4, 0) } where x's do NOT repeat.

Front

Range

Back

The set of y-values within the ordered pairs of a relation.

Front

Domain

Back

The set of x-values within the ordered pairs of a relation.

Front

Dependent Variable

Back

The y-value within a function, e.g., Y=mx+b.