After years of maintaining a steady population of 32000, the population of a town begins to grow exponentially. After 1 year and an increase of 8% per year, the population is 34560. Which equation can be used to predict, y, the number of people living in the town after x years?

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.