Physics, 25.11.2021 07:00, ineedhelp2285
A hot air balloon rising vertically is tracked by an observer located 2 miles from the lift-off point. At a certain moment, the angle between the observer's line-of-sight and the horizontal is , and it is changing at a rate of 0.1 rad/min. How fast is the balloon rising at this moment
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A hot air balloon rising vertically is tracked by an observer located 2 miles from the lift-off poin...
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