A particle moves along a straight line so that its velocity (in meters per second) at…

MATHEMATICS · Multi-part · CBSE · Mathematics · Integrals · Integrals

Problem

A particle moves along a straight line so that its velocity (in meters per second) at time tt seconds is given by v(t)=4t3−6t+1,0≤t≤3.v(t)=4t^{3}-6t+1, \quad 0\le t\le 3. At time t=1t=1 the particle is 55 meters to the right of the origin. (a) Determine the particle’s position function s(t)s(t) for 0≤t≤30\le t\le 3. Express your answer in simplest form and include appropriate units. (b) Calculate the particle’s displacement (signed change in position) during the interval 0≤t≤30\le t\le 3. (c) Compute the total distance traveled by the particle on the interval 0≤t≤30\le t\le 3. Clearly justify any intervals on which you change the sign of the integrand in your calculations.

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