Function Tables

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 set of ordered pairs a function or not a function? 

• Function

• Not a Function 

Who has the greater rate of change?

• Hunter has the greater rate of change.

• Casey has the greater rate of change 

• They have the same rate of change

Is this table a function?  Why?

• Yes, because none of the inputs repeat.

• Yes, because the inputs repeat but have the same output.

• No, because the inputs repeat and have different outputs.

Does the table represent a function?

• Yes

• No

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5

• y=1/5x+5

• y=15x+5

• y=10x+5

Function

• Function

• Not a Function

Is this a function?

• Function

• Not a Function

Is this table a function?  Explain.

• Yes, because none of the inputs repeat.

• Yes, because the inputs repeat but have the same output

• No because the inputs repeat

• No because the inputs repeat and have different outputs

.

• Function

• Not a Function