4 A body moves on a coordinate line such that it has a position s f(t) = 2 on the interval 1sts2, with s in meters andt in seconds. a. Find the body's displacement and average velocity for the given time interyal. b. Find the body's speed and acceleration at the endpoints of the interval. c. When, if ever, during the interval does the body change direction?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter12: Quadratic Functions
Section12.8: Joint And Combined Variation
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4
A body moves on a coordinate line such that it has a position s f(t) =
on the interval 1sts2, withs in meters and t in seconds.
%3D
%3D
a. Find the body's displacement and average velocity for the given time interyal.
b. Find the body's speed and acceleration at the endpoints of the interval.
c. When, if ever, during the interval does the body change direction?
Transcribed Image Text:4 A body moves on a coordinate line such that it has a position s f(t) = on the interval 1sts2, withs in meters and t in seconds. %3D %3D a. Find the body's displacement and average velocity for the given time interyal. b. Find the body's speed and acceleration at the endpoints of the interval. c. When, if ever, during the interval does the body change direction?
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