Understanding Linear Functions and Variables

Front

An input/output "machine" that produces one unique output for each input.

Back

Function

Tags

CCSS.8.F.A.1

Front

All the "horizontal" components of a set of points.

Back

Domain

Front

All the "vertical" components of a group of points.

Back

Range

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

The variable, usually "x," that is not modified by the function rule to create outputs.

Back

Independent Variable

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Front

Standard form of a linear function.

Back

Ax + By = C

Front

When you "scan" a line on a graph from left to right and notice that the height is increasing.

Back

Positive Slope

Tags

CCSS.8.EE.B.5

Front

When you "scan" a line on a graph from left to right and your height is decreasing.

Back

Negative Slope

Tags

CCSS.8.EE.B.5

Front

When a line continues off the sides of the graph in both directions.

Back

Domain of negative infinity to positive infinity

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Front

When a line continues off the top and bottom of the graph and continues to move further away from the x-axis.

Back

"Range" is negative infinity to positive infinity.

Tags

CCSS.HSF-IF.C.7E

Front

The point where a line crosses the y-axis.

Back

Y-Intercept