Question

At the beginning of a population study , a city had 370,000 people. Each year since the population had grown by 7.9%. Let t be the number for years since start of the study. Let y be the city’s population. Write an exponential function showing the relationship between y and t

Answer 1

Population = starting population * ( 1 + rate) ^ years

y = 370,000 * (1.079) ^ t

Explanation: