The value of a computer t years after purchase is v(t) = 4000 e - 0.45t. At what rate is the computer's value falling after 2 years? In 2 years the computer's value will be depreciating at the rate of approximately $ per year. (Round to the nearest dollar as needed.)

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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.