Southwest Airlines The number of employees, inthousands, of Southwest Airlines can be modeledby the function E(t) = 0.017t2 + 2.164t + 8.061,where t is the number of years after 1990. SouthwestAirlines’ revenue during the same time period isgiven by the model R(E) = 0.165E - 0.226 billiondollars when there are E thousand employees of thecompany.a. Find and interpret the meaning of the functionR(E(t)).b. Use the result of part (a) to find R(E(3)). Interpretthis result. c. How many employees worked for SouthwestAirlines in 1997?d. What was the 1997 revenue for this airline?

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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.