Average Rate of Change Practice

How do you calculate the slope of a line?

• Whatever y is, when x=0

• Add all the points, then divide by 2

• Take the square root

What is the slope of this line?

• -2

• 2

• 3

• 1/2

What is f(1)?

• 1
• 5
• 0
• 4

What is f(8)? 

• 8
• 0
• 3
• -2

What is the slope of the line?

• 1/2

• 2

• -2

• -1/2

• Not possible

• 5

• 3

• 8

What is the average rate of change for x=0 to x=9?

• Not possible

• 8/9

• 9/8

• 8

• 4

• 3.5

• 2

• 0

What is the average rate of change for x=-2 to x=0?

• -1/2

• -2

• 1/2

• 2

Calculate the average rate of change from 20 to 40 minutes.

• -2 minutes per gallon

• -20 minutes per gallon

• -2 gallons per minute

• -20 gallons per minute