An accepted relationship between stopping distance, d in feet, and the speed of a car, v in mph, is d(v) = 1.3v + 0.05v² on dry, level concrete. (a) How many feet ill it take a car traveling 45 mph to stop on dry, level concrete? (b) If an accident occurs 250 feet ahead, what is the maximum speed at which one can travel to avoid being involved in the accident?

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section3.1: Quadratic Functions And Models
Problem 56E: When a certain drug is taken orally, the concentration of the drug in the patient's bloodstream...
icon
Related questions
icon
Concept explainers
Question

Answer A AND B 

 

3.3.93
Question Help O
An accepted relationship between stopping distance, d in feet, and the speed of a car, v in
mph, is d(v) = 1.3v + 0.05v? on dry, level concrete.
(a) How many feet will it take a car traveling 45 mph to stop on dry, level concrete?
(b) If an accident occurs 250 feet ahead, what is the maximum speed at which one can
travel to avoid being involved in the accident?
(a) It will take Oft to stop the car that is traveling at 45 mph.
(Round up to the nearest foot as needed.)
Transcribed Image Text:3.3.93 Question Help O An accepted relationship between stopping distance, d in feet, and the speed of a car, v in mph, is d(v) = 1.3v + 0.05v? on dry, level concrete. (a) How many feet will it take a car traveling 45 mph to stop on dry, level concrete? (b) If an accident occurs 250 feet ahead, what is the maximum speed at which one can travel to avoid being involved in the accident? (a) It will take Oft to stop the car that is traveling at 45 mph. (Round up to the nearest foot as needed.)
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Knowledge Booster
Points, Lines and Planes
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.
Recommended textbooks for you
College Algebra
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt