SOLUTION: A rock falls from a tower that is 73.5 m high. As it is falling, its height is given by the formula h=73.5 -4.9t^2, with t in seconds. How many seconds will it take for the rock to
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Question 245696: A rock falls from a tower that is 73.5 m high. As it is falling, its height is given by the formula h=73.5 -4.9t^2, with t in seconds. How many seconds will it take for the rock to hit the ground? (h=0)? Answer by Alan3354(30993) (Show Source):
