Linear Functions vs Nonlinear Functions

Which equation represents y as a linear function of x?

• y=8x

• x=5

• y=4x²

• y=x³

Which equations represents y as a linear function of x?

• y=x³

• y=9x

• x=5

• y=x

Which equations describe a nonlinear function? Select all that apply.

• x - 3y=12

• y=x³

• 3y=x

• y=5x²+6x

• 4x+3y²=24

• Linear

• Nonlinear

Is the function represented by the equation linear or nonlinear?

• linear

• nonlinear

Does the table represent a linear or nonlinear function?

• Linear

• Nonlinear

Does this table represent a linear or nonlinear function?

• Linear

• Nonlinear

Fingernails grow at a rate of 3.5 mm (y) per month (x). Is this a linear or nonlinear function?

• Linear

• Nonlinear

Is the function represented by this table linear or nonlinear?

• Linear

• Nonlinear

The table shows the cost (y) in relation to the number of pounds (x) of bird seed. What is the missing y value that would make this a linear function?

• 2.80

• 1.40

• 4.20

• 3.90