SOLUTION: The height h in feet of an object after t seconds is given by the function h = –16t^2 + 40t + 8. How long will it take the object to hit the ground? Round your answer to the

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Question 683752: The height h in feet of an object after t seconds is given by the function
h = –16t^2 + 40t + 8.
How long will it take the object to hit the ground? Round your answer to the nearest thousandth.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The height h in feet of an object after t seconds is given by the function
h = –16t^2 + 40t + 8.
How long will it take the object to hit the ground?
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It hits the ground when h = 0
–16t^2 + 40t + 8 = 0
Solve for t.