Functions Practice

Which company shows a greater rate of change?

• Water's Edge Rafts
• Ryan's Rafts

Find the rate of change.

• -2 minutes per gallon
• -20 minutes per gallon
• -2 gallons per minute
• -20 gallons per minute

What is the rate of change for this table?

• 1/9
• 9
• 8

.Use the graph to determine the equation of the line in slope-intercept form.

• y = 3x + 3

• y = 1/3x + 3

• y = -1/3x +3

• y = - 3x + 3

What is the y-intercept of this line?

• -3

• -2

• 0

Find the value of f(x) when x = 2.

• 2
• 6
• 7
• 8

Which graph is linear?

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

Which ones are functions?

• 
• y = x²

• y = 3x + 4

• 

Which of the following is a linear function?

• 
• 
• 
• 

Find the rate of change

• 2

• 1/2

• 4

• 3