According to the united nations, in the year 2002, the population of the world was 6.1 billion people and was growing at an annual rate of about 1.5%. if this pattern were to continue, then every year, the population would be 1.015 times the population of the previous year. thus, if p(t) is the world population (in billions) t years after the base year 2002.
(a) what was the population in 2004?
(b) what will the population be in 2010?