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Mathematics, 30.01.2020 04:52 briannamaee13

Arock breaks loose from a cliff and plunges toward the ground 400 feet below. the distance "d" that the rock falls in "t" seconds is given by the equation d=16t^2. how long does it take the rock to hit the ground?

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Arock breaks loose from a cliff and plunges toward the ground 400 feet below. the distance "d" that...
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