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Physics, 27.04.2021 14:30 lillianfrederi
At a distance of 40 ft from the pad, a man observes a helicopter taking off from a heliport. If the helicopter lifts off vertically and is rising at a speed of 53 ft/sec when it is at an altitude of 129 ft, how fast is the distance between the helicopter and the man changing at that instant
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At a distance of 40 ft from the pad, a man observes a helicopter taking off from a heliport. If the...
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