Function and Non-Function

Is this mapping a function or not a function? 

• Function

• Not a Function 

Which set of values is not a function?

• (9,5) (10,5) (4,-5) (8,-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)

Is this mapping a function or not a function? 

• Function

• Not a Function

Is the mapping a function?

Is this table a function?

Is the relation a function? 
{(4,5), (4,-7), (4,2), (4,0), (4,9)}

• Yes

• No

Is this table 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)

A relation where every input in matches with exactly one output is called what?

• Relation

• Linear

• Exponential

• Function

• Function
• Not a Function