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The quantity, Q, in tons, of material at a municipal waste site t years since 2000 is given by the function Q(t) = 4t2 + 92. Find Q'(t) and find the rate at which the quantity of waste was changing per year in 2006 (Q'(6)). The rate of change is Q'(t) = and the rate of change in 2006 is tons per year. al help with this problem type, access the following resources