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For a certain model of car the distance d required to stop the vehicle if it is traveling at v mi/h is given by the formula v2 d = v + 20 where d is measured in feet. Kerry wants her stopping distance not to exceed 315 ft. At what range of speeds (in mi/h) can she travel? (Enter your answer using interval notation.) 315 ft

For a certain model of car the distance d required to stop the vehicle if it is traveling at v mi/h is given by the formula v2 d = v + 20 where d is measured in feet. Kerry wants her stopping distance not to exceed 315 ft. At what range of speeds (in mi/h) can she travel? (Enter your answer using interval notation.) 315 ft

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question on, "Precalculus", based on interval notation about a car and the distance. Have tried many times but haven't been able to figure it out.

 

 

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For a certain model of car the distance d required to stop the vehicle if it is traveling at v mi/h is given by the formula v2 d = v + 20 where d is measured in feet. Kerry wants her stopping distance not to exceed 315 ft. At what range of speeds (in mi/h) can she travel? (Enter your answer using interval notation.) 315 ft
Transcribed Image Text:For a certain model of car the distance d required to stop the vehicle if it is traveling at v mi/h is given by the formula v2 d = v + 20 where d is measured in feet. Kerry wants her stopping distance not to exceed 315 ft. At what range of speeds (in mi/h) can she travel? (Enter your answer using interval notation.) 315 ft
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