3. Mya lives on the third floor of her apartment building, located 35.7 feet above the ground. She takes an elevator that rises at a rate of 4.5 feet per second to the 22d floor. Which function below describes Mya's height, h, as a function of the time, t, in seconds she has been in the elevator? h=35.7t +4.5 (1) +35.7 4.5 (3) (2) h=4.5t +35.7 (4) h=t+4.5- 35.7

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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.