Identifying Functions in Relations

Each x-value can have multiple y-values.

Each x-value can have only one y-value.

Each y-value can have multiple x-values.

Each y-value can have only one x-value.

The relation is undefined.

The relation is both a function and not a function.

The relation is not a function.

The relation is a function.

Because it has only one y-value.

Because it has the same y-value twice.

Because it has two different y-values.

Because it has no y-values.

It is a function because it has multiple y-values.

It is not a function because it has multiple y-values.

It is a function because it has the same y-value.

It is not a function because it has the same y-value.

By showing multiple arrows from one x-value.

By showing a single arrow from each x-value.

By showing no arrows from any x-value.

By showing arrows only from y-values.

All y-values have a single arrow pointing to the same x-value.

One x-value has multiple arrows pointing to different y-values.

One y-value has multiple arrows pointing to different x-values.

All x-values have a single arrow pointing to the same y-value.

The relation is undefined.

The relation is a function.

The relation is not a function.

The relation is both a function and not a function.

It indicates the relation is both a function and not a function.

It indicates the relation is a function.

It indicates the relation is undefined.

It indicates the relation is not a function.

Each y-value can have only one x-value.

Each y-value can have multiple x-values.

Each x-value can have only one y-value.

Each x-value can have multiple y-values.

Checking if each y-value has multiple x-values.

Checking if each x-value has multiple y-values.

Checking if each x-value has only one y-value.

Checking if each y-value has only one x-value.