5) 14. If an object is moving in space with a velocity function of v(t)= t²-2t -8 where t is in secon and velocity is measured in meters/second. a) At what time(s), if any, is the object at rest? b) What is the acceleration of the object at t=3 seconds?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 30E
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5) 14. If an object is moving in space with a velocity function of v(t) = t² - 2t -8 where t is in second
and velocity is measured in meters/second.
a) At what time(s), if any, is the object at rest?
b) What is the acceleration of the object at t=3 seconds?
Transcribed Image Text:ggne 5) 14. If an object is moving in space with a velocity function of v(t) = t² - 2t -8 where t is in second and velocity is measured in meters/second. a) At what time(s), if any, is the object at rest? b) What is the acceleration of the object at t=3 seconds?
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