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Mathematics, 22.04.2021 03:00 qiuedhg

Anthony drops a rock from a cliff that is 400 feet high. The function y = -16t^2 + 400 gives the height of the rock in feet after t seconds. How long does it take the rock to land at the base of the cliff?

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Anthony drops a rock from a cliff that is 400 feet high. The function y = -16t^2 + 400 gives the hei...
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