In a certain country, the number of people who drive electric vehicles can be mod the function P(t) = 31.8+20.6 ln (5t2 +5.3) where P(t) gives the estimated number of drivers as a percentage of the population the time in years (t = 0 corresponds to 2020). How fast is this percentage expecte increasing in the year 2025? About 13.5% About 7.9% per year. About 15.8% per year. About 3.8% per year.

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