Question: Problem 3. (1 point) A hot air balloon rising vertically is tracked by an observer located 4 miles from the lift-off point. At a certain

Problem 3. (1 point) A hot air balloon rising vertically is

Problem 3. (1 point) A hot air balloon rising vertically is tracked by an observer located 4 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? miles/min preview answers

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