Functions Tabled Graphs

Does this table represent a function?

• Yes 

• No

Is this mapping a function or not a function? 

• Function

• Not a Function

Is this table a function or not a function? 

• Function

• Not a Function

Which ordered pair could you add to the following list of points to create a function?  (3, 5) (4, 9) (2, 5) 

• (3, 7)

• (4, 1) 

• (1, 9)

• (2, 6)

Which of these tables represent a function?

• A

• B

• C

• D

• all of the above

Is this table a function and how can you tell?

• Yes its a function because there are not variables for missing numbers

• No it's not a function because the y value 4 repeated

• No it isn't a function because the x value 2 is repeated

• No it's not a function because the x value 5 has y values of  10 & 12

Does this table represent a function?

• Yes

• No

Does this describe a function?

• Function

• Not a Function

This graph represents which function?

• y = -2x

• y = 2x

• y = -2x + 1

• y = 2x - 1

Complete the function table for y = -2x + 1.

• -2(2) + 1; -2

• -2(2) + 1; -3

• -2(2) + 1; -1

• -2(2) + 1; 0