SOLUTION: A stone is dropped off a 256 ft cliff. The height of the stone above the ground is given by the equation h=-16t^2+256, where h is the stone's height in feet, and t is the time in s

Algebra ->  Surface-area -> SOLUTION: A stone is dropped off a 256 ft cliff. The height of the stone above the ground is given by the equation h=-16t^2+256, where h is the stone's height in feet, and t is the time in s      Log On


   



Question 1155384: A stone is dropped off a 256 ft cliff. The height of the stone above the ground is given by the equation h=-16t^2+256, where h is the stone's height in feet, and t is the time in seconds after the stone is dropped.
Find the time required for the stone to hit the ground.

Answer by josgarithmetic(39617) About Me  (Show Source):