Question: 2. The population of Mathville is modelled by the function P(t) = -2t3 + 54t? - 40t + 21000 where r represents the number of

2. The population of Mathville is modelled by the function P(t) = -2t3 + 54t? - 40t + 21000 where r represents the number of years since 2015. a) What will the population be in 2023? b) Determine the average rate of change of the population from 2018 to 2028. c) Determine the instantaneous rate of change of the population in 2037

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