TEST practice

Which of the following is NOT an ordered pair represented by the mapping diagram?

• (14, 14)

• (14, 2)

• (19, 13)

• (13, 19)

The mapping diagram represents a function?

• True

• False

Which of the following represents "the output is 4 less than 2 times the input."

• y = 2x - 4

• y = 4x + 2

• y = 4 + 2

• y = 2x + 4

• 
• 
• 
• 

Determine if this is a linear or nonlinear function.

• Linear

• Non-Linear

Choose each of the following equations that are LINEAR EQUATIONS.

There are 2 correct responses.

• y = 3x - 4

• y = -2

• x = 2

Which graph depicts a nonlinear function?

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

Determine if the relation is a function

• Function

• Not a Function

Which equation represents the mapping diagram.

A city receives 2 inches of snowfall every six hours.

Which equation represents the amount of snow that will fall?

• y=-3x