Decide whether or not each table or graph below could represent a function. If not, circle what tells you it’s not a function. In a function, there is exactly one y-value for each x-value. If a table has more than one y-value for the same x-value, it can not represent a function.

x y

-2

5

0

2

2

4

4

7

6

8

x y

0

7

1

2

1

3

2

6

3

-8

Function or Not?

Function or Not?

Function or Not?

x y

-1.5

-2

-1

-1

-0.5

0

0

1

0.5

2

Function or Not?

Function or Not?

Function or Not?

x y

-1

1.5

0

1.5

1

1.5

2

1.5

3

1.5

x y

8

1

5

2

4

3

5

4

8

5

Function or Not?

Function or Not?

Function or Not?

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