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A small rock sits on the edge of a tall building. A strong wind blows the...

A small rock sits on the edge of a tall building. A strong wind blows the rock off the edge. The distance, in feet, between the rock and the ground t seconds after the rock leaves the edge is given by d=−16t^2−8t+500.

If the answer is not an integer, enter it as a decimal. Round to the nearest hundredth, if needed.

How many seconds after the rock leaves the edge is it 452feet from the ground?

How many seconds after the rock leaves the edge does it hit the ground?

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