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

Front

What is the DOMAIN of a relation?

Back

The set of all x-values in a relation.

Front

What is the RANGE of a relation?

Back

The set of all y-values in a relation.

Front

What does it mean if a function has a positive slope?

Back

The function increases as x increases.

Front

What does it mean if a function has a negative slope?

Back

The function decreases as x increases.

Front

What does a slope of zero indicate about a line?

Back

The line is horizontal and does not change in y as x changes.

Front

What does an undefined slope indicate?

Back

The line is vertical and does not change in x as y changes.

Front

How do you find the DOMAIN from a set of ordered pairs?

Back

Extract the first elements (x-values) from each ordered pair.

Front

How do you find the RANGE from a set of ordered pairs?

Back

Extract the second elements (y-values) from each ordered pair.

Front

What is an example of a function?

Back

A relation where each x-value corresponds to exactly one y-value.

Front

What is a relation?

Back

A set of ordered pairs.