Mathematics, 07.12.2020 19:00 badpotterchris

The formula for the height of a falling object is h = −4.9t2 + k where h is the height of the object in meters, t is the time in seconds, and k is the height, in meters, from which the object began it's fall. If a rock is dropped from a building that is 200 meters tall, what is the height of the rock 2 seconds after it was dropped?

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