Tables Graphs Ordered Pairs Mappings

Which of the following graphs is not a function?

• W, X, Y and Z

• Z

• Y and Z

• X and Y

Which relation diagram represents a function?

• Y

• W

• Z

• X

Determine whether this picture is an example of a function, relation, function and relation, or neither relation nor function.

• neither function nor relation

• relation only

• function only

• function and relation

Do the ordered pairs below represent a relation, a function, both a relation and a function, or neither a relation nor a function? (-4,-3) , (1,-8) , (-4,-14) , (9,-16)

• function only

• both a relation and a function

• neither a relation nor a function

• relation only

Does the table represent a function?

• Yes, there  is a repeated x-value. 

• No, there aren't any repeated y-values. 

• Yes, there are repeated y-values. 

• No, there is a repeated x-value. 

Is this set of ordered pairs a function or not a function? 

• Function

• Not a Function 

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

• Function
• Not a Function

Is this relation a function?

• Yes

• No

Is this set of ordered pairs a function or not a function? 

• Function

• Not a function