Relations and Functions Algebra

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)

Is this table a function or not a function? 

• Function

• Not a Function

• Function
• Not a Function

Is this graph a function or not a function? 

• Function

• Not a Function

Is the relation a function?{(5,7),(5,6),(5,5),(5,4)}

• Yes

• No

• Function
• Not a Function

Is the relation a function?{(1,5),(1,7),(3,9),(4,11)}

• Yes

• No

• Function
• Not a Function

• Function
• Not a Function

A set of ordered pairs is called what?

• Coordinates

• Relation

• Function

• Vertical Line Test