Function vs Non Function

Is this graph a function or not a function? 

• Function

• Not a Function

Is this table a function or not a function? 

• Function

• Not a Function

Is this graph a function or not a function? 

• Function

• Not a Function

Is the following a function?

• Yes, this is a function.

• No, it's not a function.

• Can't be determined with this information.

Which of the following is a function?

• A

• B

• C

• D

Is this mapping a function or not a function? 

• Function

• Not a Function 

Which set of ordered pairs 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)>

Which graph does NOT pass the vertical line test?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Which of these relations is a function?

• 
• 
• 
• 

When deciding whether a relation represents a function.....

• x and y values cannot repeat

• x values cannot repeat

• y values cannot repeat

• x and y values can repeat