Is It a Function or Not?

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)

Tags

CCSS.8.F.A.1

Is this a Function?

• No

• Yes

Tags

CCSS.8.F.A.1

Is this a Function?

• Yes

• No

• Function
• Not a Function

Tags

CCSS.8.F.A.1

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

• Yes

• No

Tags

CCSS.8.F.A.1

• Function
• Not a Function

• FUNCTION

• NOT FUNCTION

Tags

CCSS.8.F.A.1

• FUNCTION

• NOT FUNCTION

Tags

CCSS.8.F.A.1

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Is this graph a function or not a function? 

• Function 

• Not a Function