Function or Not, Domain, & Range

Front

Is this mapping a function and how can you tell?

Back

No it's not a function because the x value 5 has 2 outputs.

Front

What is the domain? Options: (4, 5, 8), (2, 5, 7, 9)

Back

(4, 5, 8)

Front

What is the range? Options: (4, 5, 8), (2, 5, 7, 9)

Back

(2, 5, 7, 9)

Front

Is this table a function and how can you tell?

Back

No it's not a function because the x value 5 has 2 outputs.

Front

Is the relation a function? Why.

Back

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

Front

Back

Function

Front

What is the range? Options: (0, 1, 2, 3), (1, 2, 4)

Back

(1, 2, 4)

Front

Back

Function

Front

Back

Not a Function

Front

Does the mapping of these points represent a function?

Back

Function