Linear or Nonlinear Functions from Graphs Check

Does this graph represent a linear or nonlinear relationship?

• Linear

• Nonlinear

Which graph is linear?

• Graph A
• Graph B
• Graph C
• Graph D

Does this graph represent a linear or nonlinear relationship?

• Linear

• Nonlinear

Which of the following are nonlinear?

• 
• 
• 
• 

Why is this function linear?

• This is a linear function because it is going up
• This is a linear function because it is a straight line.
• This is a linear function because the line is curved.
• This is a linear function because it keeps going.