February 27, 2017

Homework Help: calculus

Posted by Anonymous on Thursday, August 11, 2011 at 6:36am.

a key is dropped from a height of 30 m , If its distance from the ground at t seconds after the release is given by the position function d (t) = 30-5t², find
a.its height velocity and acceleration after 1 second.
b. the time it reached the ground.
c. its position after 1 second

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