Slope Intervals

Find the average rate of change.

• 2 sec/feet

• 2 feet/sec

• 2 feet

• 2 sec

This line has a positive slope.

• Sometimes True

• Always True

• Never True

f(x) = 2x² + 12x + 16
What is the average rate of change of f(x) on the interval [-3, -2].

• 2

• 1/2

• -2

• -1/2

Average Rate of Change is also known as...

• y-intercept

• x-intercept

• linear

• slope

What is Mrs. Gordon's rate from 0 to 2 seconds?

• 2.5 feet per second

• 0.4 feet per second

• 5 feet per second

• 0.2 feet per second

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

Find the average rate of change over the given interval. 

• 4

• 7

• 7/3

• 3/7

What is the average rate of change from x=0 to x=1

• -3

• 3

• 0

• 2

Which of the following intervals has the largest average rate of change?

• [13,14]

• [13, 17]

• [16, 17]

• [16, 19]