The population of Mexico:3 In 1980 the population of Mexico was about 67.38 million. For the years 1980 through 1985, the population grew at a rate of about 2.6% per year. a. Find a formula for an...

The population of Mexico:3 In 1980 the population of Mexico was about 67.38 million. For the years 1980 through 1985, the population grew at a rate of about 2.6% per year.

a. Find a formula for an exponential function that gives the population of Mexico.

b. Express using functional notation the population of Mexico in 1983, and then calculate that value.

c. Use the function you found in part a to predict when the population of Mexico will reach 90 million.