The population of a small town in central Florida has shown a linear decline in the years 1988-1997. In 1988 the population was 42800 people. In 1997 it was 35510 people. A)  Write a linear equation expressing the population of the town, P, as a function of t, the number of years since 1988. _______  B)  If the town is still experiencing a linear decline, what will the population be in 1999? ___________

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Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.