Function Review - 8th Grade

Is this function linear or nonlinear?

• Linear
• Nonlinear

Is the graph pictured a linear or nonlinear function?

• Linear
• Nonlinear

Which of the following are linear functions? (Remember - linear means that it would create a straight line on a graph)

• 
• 
• 
• 

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.
• Yes, because each x-value has only one y-value paired with it.
• No, because the x-value 11 has two y-values pair with it.
• No, because each x-value has only one y-value paired with it.

Is this table a function and how can you tell?

• Yes its a function because there are not variables for missing numbers
• No it's not a function because the y value 4 repeated
• No it isn't a function because the x value 2 is repeated
• No it's not a function because the x value 5 has y values of  10 & 12

Is this function linear or nonlinear?

• Linear function

• Nonlinear function

Which graph is linear?

• Graph A

• Graph B

• Graph C

• Graph D

Which graph(s) show nonlinear functions?

• Graph I, only
• Graph II, only
• Graph I and Graph II, only.
• Graph I, Graph II, and Graph III

Is this relation a function?

• Yes, it is a function.

• No, it is not a function.

Is the function linear or nonlinear?

• Linear
• Nonlinear