lilysears520 lilysears520
  • 25-10-2022
  • Mathematics
contestada

An observation deck extends 200 feet out above a valley. The deck sits 150 feet above the valley floor. If an object is dropped from the observation​ deck, its height h in​ feet, after t​ seconds, is given by h=-16t^2 +150. How long will it take for the object to be 6 feet above the valley​ floor?

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