The population of mice in Alfred is given by P(t)=2654e7t, where t is in years since 1986. The rate of change of the population
is given by the formula (2654)(7e^(7t)) mice/yr. In year 1991 the population changes by approximately
2.946495792E19 mice. In 1991 8064483601014110592 mice died, which means that how much mice were born that year?
