Interpreting a Function as a Graph

• Function
• Not a Function

How do you know this is a function?

• Each input has one output

• It's a line

• It's not points

Identify the following two points on the graph. The bird's greatest distance from its nest. The point that represents the bird's return to its nest.

a

b

(2)

(1)

Is this a function or not a function?

• Function

• Not a function

Sara says the graph does NOT represent a function because the graph is not a straight line. Is she correct?

• Yes

• No

At what segment is John not moving? 

• A

• B

• C

• D

At what segments is John traveling AWAY from home? 

• A

• B

• C

• D

At what segment is John traveling back home? 

• A

• B

• C

• D

At what segment is John traveling the slowest but still moving? 

• A

• B

• C

• D

Choose the graph of distance as a function of time that matches the situation:

Riding a Ferris wheel (the riders distance from the ground)

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