Question: a highway engineer develops a formula to estimate the number of cars that can safely travel a particular highway at given speed she finds that

a highway engineer develops a formula to estimate the number of cars that can safely travel a particular highway at given speed she finds that the number N of cars that can pass a given point per minute is modeled by the function N(x)=88x/(17+17(x/20)^2)

graph the function in the viewing rectangle [0,100]by[0,60].if the number of cars that pass by the given point is greater than 40, at what range od speed can the cars travel

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