3. The position of a particle travelling along a horizontal line in t seconds is s(t) = 2t° – 15t – 84t + 3 meters. %3D - - (a). Find the velocity and acceleration functions at time t = 2 seconds. (b). Is the particle moving from right to left or from left to right at time t = 7 seconds.

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter6: Topics In Analytic Geometry
Section6.2: Introduction To Conics: parabolas
Problem 4ECP: Find an equation of the tangent line to the parabola y=3x2 at the point 1,3.
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3. The position of a particle travelling along a
horizontal line in t seconds is
s(t) = 2t° – 15t
- 84t + 3 meters.
(a). Find the velocity and acceleration functions at
time t = 2 seconds.
(b). Is the particle moving from right to left or from
left to right at time t = 7 seconds.
Transcribed Image Text:3. The position of a particle travelling along a horizontal line in t seconds is s(t) = 2t° – 15t - 84t + 3 meters. (a). Find the velocity and acceleration functions at time t = 2 seconds. (b). Is the particle moving from right to left or from left to right at time t = 7 seconds.
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