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A quarter is dropped from a building and modeled by the equation h=-16t^2+1250. How long does it take to strike a 6 foot tall person?
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A quarter is dropped from a building and modeled by the equation h=-16t^2+1250. How long does it take to strike a 6 foot tall person?

User Jinglei
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1 Answer

3 votes
You need to find what is t when h = 6.

Try.
6 = -16t^2 + 1250
1244 = 16t^2
77.75 = t^2
t = 8.818
User KevinB
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