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?
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?
Chapter3: Functions
Section3.2: Domain And Range
Problem 60SE: The height h of a projectile is a function of the time t it is in die air. The height in feet for t...
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Southwest Airlines The number of employees, in
thousands, of Southwest Airlines can be modeled
by the function E(t) = 0.017t2 + 2.164t + 8.061,
where t is the number of years after 1990. Southwest
Airlines’ revenue during the same time period is
given by the model R(E) = 0.165E - 0.226 billion
dollars when there are E thousand employees of the
company.
a. Find and interpret the meaning of the function
R(E(t)).
b. Use the result of part (a) to find R(E(3)). Interpret
this result.
c. How many employees worked for Southwest
Airlines in 1997?
d. What was the 1997 revenue for this airline?
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