Mathematics, 07.12.2020 18:10 preachersgirl5

La mayoria de los automoviles obtienen su mejor rendimiento de combustible cuando viajan a una velocidad relativamente modesta. El millaje de la gasolina M para un cierto model de carro esta dada por la siguiente ecuacion: M =− 1 s2 +3s−31, 15≤s≤70 28 donde s es la velocidad en millas/hora y M es medido por millas/galon. ¿Cual es el mejor rendimiento del carro (M) y a que velocidad s se alcanza?

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