At 2:00 PM a car’s speedometer reads 30 mi/h. At 2:10 PMit reads 50 mi/h. Show that at some time between 2:00 and2:10 the acceleration is exactly 120 mi/h2 .

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Equations, Inequalities, And Mathematical Modeling
Section1.1: Graphs Of Equations
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At 2:00 PM a car’s speedometer reads 30 mi/h. At 2:10 PM
it reads 50 mi/h. Show that at some time between 2:00 and
2:10 the acceleration is exactly 120 mi/h2 .

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