Functions from Mappings

Does this represent Y as a function of X?

• Yes

• No

• oohhh.....Spider Webbs!

• A

• B

• C

• D

Does this represent a function?

• Yes

• No

The mapping diagram is a function.

• True

• False

• A

• B

• C

• D

Does this table represent a function?

• Yes 

• No

Based on the graph, what would the output pressure be for 50 m?

• 6 ATM

• 5 ATM

• 7 ATM

• Need more information to determine the answer.

Is this graph a function or not a function? 

• Function 

• Not a Function

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