At the beginning of an environmental study, a forest covered an area of1500

km^ 2.Since then, this area has decreased by9.9% each year.Lett be the number of years since the start of the study. Lety be the area that the forest covers inkm^2.Write your exponential function showing the relationship betweeny andt.

Suppose that the number of bacteria in a certain population increases according to acontinuous exponential growth model. A sample of2000

bacteria selected from this population reached the size of2471 bacteria in five hours. Find the hourly growth rate parameter.Note:This is acontinuousexponential growth model.

Write your answer as a percentage. Do not round any intermediate computations, and round your percentage to the nearest hundredth.