Spanish Identifying Functions

Is the following a function?

• Yes, this is a function.

• No, it's not a function.

• Can't be determined with this information.

Is this a function or not a function?

• Function

• Not a Function

Does this graph represent a function?

• Yes

• No

Does this mapping represent a function?

• Yes

• No

Function or not? (a)  

Domain =​ (b)  

Range =​ (c)  

• Function

• Not a Function

• {-5, -2,  2}

• {-4, 1. 3}

• { 3, 1, -4, }

• { 2, -2, -5 }

• Undefined

Answer explanation

The relation is not a function because it assigns multiple outputs to at least one input. The domain is {-5, -2, 2} and the range is {-4, 1, 3}, confirming the correct choices.

Does this graph represent a function?

• Yes

• No

Do these ordered pairs represent a function?

• Yes

• No

Is this table a function or not a function?

• Function; the x's don't repeat

• Not a Function; the x's repeat

Is this graph a function or not a function? 

• Function

• Not a Function

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values pair with it.

• No, because each x-value has only one y-value paired with it.