Linear Functions or Not

Why is this function linear?

• This is a linear function because it does not have a constant rate of change

• This is a linear function because it creates a curved line.

• This is a linear function because it have a constant rate of change.

• This is a linear function because it's y-intercept is (0,2)

Is this function linear or nonlinear?

• Linear function

• Nonlinear function

Which graph is linear?

• Graph A

• Graph B

• Graph C

• Graph D

Is the representation linear or non-linear? 

• Linear

• Non-Linear

What is a linear function?

• Has a constant rate of change (its graph is a straight line)

• Does not have a constant rate of change (its graph is not a straight line

• Has a constant rate of change (its graph is not a straight line)

• Does not have a constant rate of change (its graph is a straight line)

A(n) _________________ function will ADD the same number each time.

• Linear

• Exponential

• Neither

A function that has a constant rate of change

• Linear

• Exponential

• Quadratic

A _________________ function continuously ADDS the same number over equal intervals

• Linear

• Exponential

• Neither

The function g is a linear function with g (0) = u and

g (2) = 3u , where u is a positive constant. Which of the following defines g (x)?

• g (x) = ux

• g (x) = u + x

• g (x) = ux + u

• g (x) = 2ux + u

Is this function linear or non linear?

• Linear

• Non Linear