Mathematics, 28.07.2019 11:30 ayoismeisalex
Aball is thrown from a height of 43 meters with an initial downward velocity of 4 m/s. the ball's height h (in meters) after t seconds is given by the following. h=43-4t-5t^2 how long after the ball is thrown does it hit the ground?
Answers: 1
with 0 in our equation, and solve forĀ 
:
.
,Ā 
, andĀ 
. So lets replace those values in our quadratic formula to findĀ 
orĀ 
orĀ 
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Aball is thrown from a height of 43 meters with an initial downward velocity of 4 m/s. the ball's h...
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