The rate of change of N is proportional to N. When t = 0, N = 250, and when t 1, N = 400. What is the value of N when t 4?

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A: Given rate of change of N is proportional to N t=0→N=250t=1→N=400 To find value of N when t=4

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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.