SOLUTION: The height of a ball after it has been hit from the top of a hill can be modeled by the equation h= -8(2t-4)(t+1), where H is height in feet and t is time in seconds. How long is t

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Question 1131807: The height of a ball after it has been hit from the top of a hill can be modeled by the equation h= -8(2t-4)(t+1), where H is height in feet and t is time in seconds. How long is the ball in the air?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
set h=0
and the results are t=2 or t=-1, which can be excluded.
The ball is in the air for 2 seconds
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