The projected population of a certain ethnic group(in millions) can be approximated by p(t) = 38.19(1.024) where t= 0 corresponds to 2000 and 0 sts 50 a. Estimate the population of this group for the year 2010. b. What is the instantaneous rate of change of the population when t = 10? a. The population in 2010 is |million people. (Round to three decimal places as needed.) b. The instantaneous rate of change in the population when t= 10 is million people per year. (Round to three decimal places as needed.)