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Mathematics, 19.02.2021 09:00 westlakebuddy7884

A rock is thrown down from a cliff that is 180 m high. The function h(t) = -5t^2 – 10t + 180 gives the approximate height of the rock
above the water, where h(t) is the height in metres and t is the time
in seconds. When will the rock reach a ledge that is 105 m above
the water?

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A rock is thrown down from a cliff that is 180 m high. The function h(t) = -5t^2 – 10t + 180 gives...

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