Describing Functions

Is this equation linear or non linear?

 $y=3x$  

• Linear

• Nonlinear

Is this equation linear or nonlinear?

 $y=x^2+1$  

• Linear

• Nonlinear

Can this equation be written in the form y=mx+b?

 $y=8-x^2$  

• Yes

• No

Can this equation be written in the form y=mx+b?

 $y=4+x$  

• Yes

• No

Can this equation be written in the form y=mx+b?

 $y=3-2x$  

• Yes

• No

Is the relationship between x and y in y = 2x - 3 linear, nonlinear, proportional, or nonproportional?

• Linear and proportional

• Linear and nonproportional

• Nonlinear and proportional

• Nonlinear and nonproportional

The relationship between x and y in y = x ² - 1 is

• Linear and Proportional

• Linear and Nonproportional

• Nonlinear and proportional

• Nonlinear and nonproportional

Is the graph linear, nonlinear, proportional, or nonproportional?

• Linear and proportional

• Linear and nonproportional

• Nonlinear and proportional

• Nonlinear and nonproportional

Is the graph linear, nonlinear, proportional, or nonproportional?

• Linear and proportional

• Linear and nonproportional

• Nonlinear and proportional

• Nonlinear and nonproportional

Is the graph linear, nonlinear, proportional, or nonproportional?

• Linear and proportional

• Linear and nonproportional

• Nonlinear and proportional

• Nonlinear and nonproportional