2. The position of a particle as it glides along a horizontal track at time t t² + 21 feet from a point of reference. t+2 seconds is given by the function s(t) Note, t > 0. = (a) Find the time(s) t such that the particle is at rest. Include units with your answer. (b) For each time t found in (a), find the acceleration of the particle. Include units with your answer.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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2. The position of a particle as it glides along a horizontal track at time t
t² +21
feet from a point of reference.
t+2
seconds is given by the function s(t)
Note, t > 0.
=
(a) Find the time(s) t such that the particle is at rest. Include units with your
answer.
(b) For each time t found in (a), find the acceleration of the particle. Include
units with your answer.
Transcribed Image Text:2. The position of a particle as it glides along a horizontal track at time t t² +21 feet from a point of reference. t+2 seconds is given by the function s(t) Note, t > 0. = (a) Find the time(s) t such that the particle is at rest. Include units with your answer. (b) For each time t found in (a), find the acceleration of the particle. Include units with your answer.
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