Question

3. A rock is dropped from a height of 16 ft. It is determined that its height (in feet) above ground t seconds later (for 0≤t≤3) is given by s(t)=-2t2 + 16. Find the average velocity of the rock over [0.2,0.21] time interval.

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Jett

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52 Answers

Find the velocity function.
v(t) = -4t
Find the average velocity.
average velocity = slope = -4 ft/s

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