Let Q(t) = t2. As in the previous exercise, find a formula for the average rate of

Question:

Let Q(t) = t2. As in the previous exercise, find a formula for the average rate of change of Q over the interval [1, t] and use it to estimate the instantaneous rate of change at t = 1. Repeat for the interval [2, t] and estimate the rate of change at t = 2.