Number of cars in Tanner City is increasing exponentially. If N(t) represents number of cars since starting of 1990, and N(0) = 12,000 and N915) = 30,000. A) Determine equation of form N(t) = Noe^rt for number of cars in Tanner City as the function of time t, where t = 0 corresponds to year 1990. Find population of the city in 2010?