Linear and Non-Linear Functions 2

Check the correct answers: In order to be a linear function:

• It's graph must have a straight line

• It must pass a polygraph test

• Each x-value has only one y-value

• A parabola is a Linear Function

Tags

CCSS.8.F.A.3

Which of the following functions are non-linear?

Select the correct answers

•  $y\ =\ \left|x\ +\ 3\right|\$  

• y = 3x + 2 

• x = 4 - 3y 

•  $y\ =\ 5\ -\ 3^2$  

•  $y=\frac{1}{x}$  

Tags

CCSS.8.F.A.3

Is function represented by the table linear or nonlinear?

• linear
• nonlinear

Tags

CCSS.8.F.A.3

Is the function Linear or Nonlinear?

• Linear

• Nonlinear

Tags

CCSS.8.F.A.3

Which function is linear?

• y = 2x + 4
• y = 2x² + 4
• y = 2x(4 − 3x)
• xy = 15

Tags

CCSS.8.F.A.3

Is this function Linear or nonlinear?

 $y\ =\ \frac{2}{x}$  

• linear

• nonlinear 

Tags

CCSS.8.F.A.3

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.

Tags

CCSS.HSF-LE.A.1B

Which graph depicts a nonlinear function?

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

Tags

CCSS.8.F.A.3

Does   $y\ =\ -2x^2-9$  represent a linear or non-linear function?

• Linear, because it is the form y = mx + b

• Linear, because each input has exactly one output. 

• Non-linear, because it has a exponent higher than 1. 

• Non-linear, because the graph starts at place other than (0,0).

Tags

CCSS.8.F.A.3

Which show a linear function? Select 2.

• 
• 
• 
• 

Tags

CCSS.8.F.A.3