Thursday
December 18, 2014

Homework Help: calculus

Posted by moises on Monday, April 8, 2013 at 1:21am.

if a ball is thrown vertically upward with an initial velocity of 48 ft/s, then its height, s, after t seconds is given by s(t)= 48t-16t^2.
a) what is the velocity of the ball after 1 second?
b) when does the ball hit the ground?
c) with what velocity does the ball hit the ground?

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