Linear Versus Non Linear Functions

Which of these functions are linear?

Select two answers.

• 
• 

Which of the following functions are non-linear?

Select the correct answers

• y = 3x + 2 

• x = 4 - 3y 

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Sonia has $40 in her lunch account and pays $2 each day to eat lunch.

• Linear

• Non-linear

Is this function Linear or nonlinear?

• linear

• nonlinear 

Which statements below determine when a function is linear? Select two answers

• The function can be represented by an equation of the form y = mx + b.

• The rate of change is always constant.

• The initial value must be at 0

• The graph of the function could be a vertical line.

• The graph can contain curves.

A holiday meal costs $12.50 a person plus a delivery fee of $30.

• Linear

• Non-Linear

The amount of minions under Gru's care triples every day.

• linear

• nonlinear

Is this image Linear or nonlinear?

• linear

• nonlinear

Does the graph represent a linear function, a non-linear function, or is it not a function?

• Linear Function

• Non-Linear Function

• Not a Function