SOL 8.15 Review (Domain, Range, Relation and Functions)

Front

What is the DOMAIN of a relation?

Back

The x-values of the relation.

Front

What makes a relation a function?

Back

When the x values do NOT repeat.

Tags

CCSS.8.F.A.1

Front

What is the RANGE of a relation?

Back

The y-values of the relation.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

Identify the DOMAIN of the relation: {(−4, 6), (8, 7), (−6, −5), (2, −3), (5, 0)}

Back

{−4, 8, −6, 2, 5}

Front

Identify the RANGE of the relation: {(−4, 6), (8, 7), (−6, −5), (2, −3), (5, 0)}

Back

{6, 7, −5, −3, 0}

Front

What is a relation?

Back

A set of ordered pairs.

Tags

CCSS.8.F.A.1

Front

What is a function?

Back

A relation where each input (x-value) has exactly one output (y-value).

Tags

CCSS.8.F.A.1

Front

How can you determine if a relation is a function using a graph?

Back

If any vertical line intersects the graph at more than one point, it is not a function.

Front

What is an ordered pair?

Back

A pair of numbers (x, y) that represent a point on a graph.

Front

What does it mean for a function to be linear?

Back

It can be represented by a straight line on a graph.

Tags

CCSS.8.F.A.3