Asked by Kylie
DeSean throws a ball up with an initial vertical velocity of 30 feet per second from a platform that is at ground level. How long will the ball be in the air?
Answers
Answered by
bobpursley
h=ho+vi*t-4.9t^2
h=ho=0
0=vi*t-4.9t^2= t(vi-4.9t)
t= 30/4.9 m/s
h=ho=0
0=vi*t-4.9t^2= t(vi-4.9t)
t= 30/4.9 m/s
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