Linear and Nonlinear Functions Graphs

Is this a function? Explain.

• Yes; it passes the horizontal line test.

• No; it is not a straight line.

• Yes; it passes the vertical line test.

• No; there is a line connecting the dots.

Which graph does NOT pass the vertical line test? A vertical line should only touch one point at a time, if it is a function.

• Graph 1

• Graph 2

• Graph 3

• Graph 4

• Function
• Not a Function

• Function
• Not a Function

Would x = 7 be considered a function even though it graphs a line?

• Yes.

• No. 

• Function
• Not a Function

Is function represented by the table linear or nonlinear?

• linear

• nonlinear

For 1-6 Match the verbal description with the part of the graph it describes.
Stays the same.

• F

• A

• D

• C

Slowly increases at a CONSTANT rate.

• A

• B

• E

• D

At what time did runner A pass runner B?

• 0 seconds

• 1 second

• 2 seconds

• 3 seconds