# How do you write an exponential function to model each situation & solve given the population of Warren Michigan was 145,600 in 1990. If the population decreases by 1.2% each year, predict the population in 1999?

##### 1 Answer

Nov 23, 2016

Population in 1999 will be

#### Explanation:

As the present population is

As population decreases by

population in 1991, one year after will be

and in 1992, it will be

or

and this in 1999, it will be