Last edited by crystal91; Jan 19th 2010 at 09:39 AM.
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Originally Posted by crystal91 Hi, can someone check the below answer?
The height in meters of a ball dropped from the top of CN tower is given by h(t)= -4.9t^2+450
find the average velocity for the first two seconds?
AROC= -9.8m/s By definition, the answer is given by so assuming that your arithmetic is correct your answer will also be correct.
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