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A rock is shot vertically upward from the edge of the top of a tall building. The rock reaches its maximum height above the top of the building 1.75s after being shot. Then, after barely missing the edgr of the building as it falls downward, the rock stikes the ground 6.0 s after ut us kaybcged, In SI units, how tall is the builging ? |
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Answer» `u=17.5m//s=17.5xx6-1/2xx10xx6^(2)=105-180=-75m"""]"` |
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