Above is the graph of a function. The average rate of change of over the interval is . Which of these values comes closest to being a possible value of ?

Above is the graph of a function , which is defined and continuous on . The average rate of change of on the interval is 4. Estimate .

Above is the graph of a function . Estimate the rate of change of on the interval

The graph of a function is given above, with the coordinates of two points on the curve shown. Use the coordinates given to approximate the rate of change of the function between the two points.