Mathematics, 29.03.2021 05:50 gemiegenial15
A plane flies horizontally at an altitude of 4 km and passes directly over a tracking telescope on the ground. When the angle of elevation is /4, this angle is decreasing at a rate of /4 rad/min. How fast is the plane traveling at that time?
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A plane flies horizontally at an altitude of 4 km and passes directly over a tracking telescope on t...
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