# Benjamin threw a rock straight up from a cliff that was 80 ft above the water.

FratBro23
Category:
Algebra
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Question description

Benjamin threw a rock straight up from a cliff that was 80 ft above the water. If the height of the rock h, in feet, after t seconds is given by the equation h= -16t^2+44t+80,how long will it take for the rock to hit the water?

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