After how many seconds will the stone hit the ground

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If a stone is tossed from the top of a 330 meter building, the height of the stone as a funtion of time is given by h(t)=-9.8t^2-10t+330, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to the nearest hundreth's place; include units in your answer.

Reference no: EM13197611

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