The graph below shows the total distance , in miles, traveled by a bicyclist after hours.
(a) Estimate the bicyclist's average velocity over the following time intervals.
Over , the average velocity is approximately
mi/hr.
Over , the average velocity is approximately
mi/hr.
Over , the average velocity is approximately
mi/hr.
(b) Estimate the bicyclist's instantaneous velocity at the following times.
At hour, the instantaneous velocity is approximately
mi/hr.
At hours, the instantaneous velocity is approximately
mi/hr.
At hours, the instantaneous velocity is approximately
mi/hr.
(c) Estimate the bicyclist's maximum velocity and the specific time at which it occurs.
The maximum velocity is approximately
mi/hr, which occurs when
hr.
You can earn partial credit on this problem.