A particle moves in a straight line according to the law S=t^3-40t where S is in meter and t in seconds. a.) When t=5sec, compute the velocity. b.) Find the average velocity during the fourth second. c.) When the particle again comes to rest, what is the acceleration?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.7: More On Inequalities
Problem 44E
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A particle moves in a straight line according to the law S=t^3-40t where S is in meter and t in seconds. a.) When t=5sec, compute the velocity. b.) Find the average velocity during the fourth second. c.) When the particle again comes to rest, what is the acceleration?

 

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