Identifying Functions from Mapping

Does this represent Y as a function of X?

• Yes

• No

• oohhh.....Spider Webbs!

Does this represent Y as a function of X?

• Yes

• No

Does this represent Y as a function of X?

• Yes

• No

Does this represent Y as a function of X?

• Yes

• No

Does this represent Y as a function of X?

• Yes

• No

Choose the following that are ordered pairs from the mapping diagram. Choose all that apply.

• (-2, 5)

• (-2, 15)

• (0, 10)

• (2, 5)

• (4, 20)

The mapping diagram is a function.

• True

• False

Which list of ordered pairs matches the mapping diagram?

• {(7, -3), (7, -2), (14, -1), (14, 0)}

• {(-3, 7), (-2, 7), (-1, 14), (0, 14)}

What is the missing input number?

• 4

• 6

• 7

• 5

Is the mapping diagram an example of a function?

• yes

• no