Identifying Functions from Mapping Diagrams

Does this represent Y as a function of X?

• Yes

• No

Does this represent a function?

• Yes

• No

Which mapping represents a function?

• A

• B

• C

• D

Does this represent Y as a function of X?

• Yes

• No

Does this represent Y as a function of X?

• Yes

• No

Which mapping represents a function?

• A

• B

• C

• D

Does this represent Y as a function of X?

• Yes

• No

Does this represent Y as a function of X?

• Yes

• No

Which mapping represents a function?

• A

• B

• C

• D

What is the rule for an ordered pair (x, y) to be considered a function?

• The "y" values cannot repeat.

• The "x" values must repeat.

• The "x" values cannot repeat.

• Both the "x" and "y" values can repeat