Mathematics, 30.03.2021 06:10 bubs9789

From a height of 256 feet above a lake on a cliff, Mikaela throws a rock out over the lake. The height H of the rock t seconds after Mikaela throws it is represented by the equation H = -16t2 + 32t + 256. To the nearest tenth of a second, how long does it take the rock to reach the lake below? (Hint: Replace H with 0.)

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From a height of 256 feet above a lake on a cliff, Mikaela throws a rock out over the lake. The heig...

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