Functions and Mapping Diagrams

what comes out of something

• x values

• input

• domain

• output

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

Choose each ordered pair based on the mapping diagram.

• (0, 9)

• (9, 0)

• (4, -9)

• (8, 0)

• (12, 9)

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)}

The mapping diagram is an example of a function.

• True

• False

Is the mapping diagram an example of a function?

• yes

• no

normal pressure at sea level is 1 atmosphere of pressure (1 ATM). As you dive below sea level, the pressure changes. The mapping diagram represents the pressures at different depths.

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.

• A

• B

• C

• D

• Function
• Not a Function