Which of the following best describes the vertical line test?

• A test to determine if a graph represents a nonlinear function

• A test to determine if a graph represents a linear function

• A test to determine the slope of a function

• A test to determine if the graph of a relation is a function

Which of the following is a characteristic of a nonlinear function?

• Its graph is a non-vertical line

• It has a constant rate of change

• Its graph is a straight line

• It does not have a constant rate of change

What is happening at C?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

What is happening at D?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

The dependent variable is also called the __________.

• output

• input

• effect

• ending variable

Output values are known as...

• domain

• range

• function

• relation

Input values are known as.....

• domain

• range

• function

• relation