Q2 Exam Review

Is this graph a function or not a function? 

• Function 
• Not a Function

• Function
• Not a Function

Which of these tables represent a function?

• A
• B
• C
• D

• It is a function because no vertical lines hit it twice.
• It's not a function because a vertical line hits it twice.
• It's not a function because no vertical lines hit it twice.
• It is a function because a vertical line hits it twice.

This table is NOT a function. Which ordered pair can be removed to make it a function?

• (4,2)

• (2, -5)

• (-6,3)

• None

Is this function linear or nonlinear?

• Linear

• Nonlinear

Is this function linear or nonlinear?

• Linear function

• Nonlinear function

Select the linear equation.

• 
• 

What is the y-intercept?

• 1/2
• 2
• 7
• 3

Write an equation for the line

• y = 50x
• y = 20x
• y = 0.02x
• y = 0.2x