Average Rate of Change
Intercepts
Increasing and Decreasing Intervals
100
The average rate of change over the whole domain.
What is 14/9?
100
The point (0,0).
What is the origin? What is the x-intercept? What is the y-intercept?
100
The interval (2,5).
What is a decreasing interval?
200
The average rate of change over the interval [1,5].
What is -1/2?
200
This graph does not have this kind of intercept.
What is an x-intercept?
200
The decreasing interval.
What is (150,300)?
300
The average rate of change from day 100 to day 200 (approximately).
What is -1/4?
300
The point (0,2) and (2,0) (in the proper order)
What is a y-intercept and an x-intercept?
300
The interval [-3,-1].
What is constant?
400
The average rate of change over the interval [-1,5].
What is 2/3?
400
f(x)=x2-5x+6
All 3 intercepts of the f function.
What is (0,6), (2,0), (3,0)?
400
The decreasing interval.
What is (-2,0)U(2,infinity)?
500
On day 27, a store had $3050 in sales. On day 42, the store had $5210 in sales. Find the average rate of change.
What is 144?
500
f(x)=x4-10x2+9
The 5 intercepts of the f function.
What is (0,9), (-3,0), (3,0), (-1,0), (1,0)?
500
The increasing interval.
What is (-2,0)U(2,infinity)?