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Mathematics, 08.10.2019 03:10 Kazya4
Sand is poured onto a surface at 13 cm3/sec, forming a conical pile whose base diameter is always equal to its altitude. how fast is the altitude of the pile increasing when the pile is 1 cm high? note that the volume of a cone is 13Ï€r2h where r is the radius of the base and h is the height of the cone.
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