SOLUTION: A baseball is dropped from a stadium seat that is 81 feet above the ground. Its height s in feet after t seconds is given by ​s(t)=81-16t^2. Estimate to the nearest tenth of a se

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Question 1192073: A baseball is dropped from a stadium seat that is 81 feet above the ground. Its height s in feet after t seconds is given by ​s(t)=81-16t^2. Estimate to the nearest tenth of a second how long it takes for the baseball to strike the ground.
​(Simplify your answer. Round to the nearest tenth as​ needed.)
thanks!(:
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A baseball is dropped from a stadium seat that is 81 feet above the ground. Its height s in feet after t seconds is given by ​s(t)=81-16t^2. Estimate to the nearest tenth of a second how long it takes for the baseball to strike the ground.
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​s(t)=81-16t^2 = 0
Solve for t, ignore the negative value.

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.

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