40 30 20 10 Elapsed time (hr) a. Estimate the bicyclist's average speed over the time intervals [0,1], [1, 2.5], and [2.5, 3.5]. b. Estimate the bicyclist's instantaneous speed at the times t =, t = 2, and t = 3. c. Estimate the bicyclist's maximum speed and the specific time at which it occurs. Distance traveled (m)

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