The population of Ukraine in 2015 was 44.4 million and the expected continuous annual rate of change k of the population is -0.006. (a) Find the exponential growth model P = Cekt for the population by letting t = 5 correspond to 2015. (Round the leading coefficient to three decimal places.)

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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.