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13 Jul 2020
A trough is long and its ends have the shape of isosceles triangles that are across at the top and have a height of . If the trough is being filled with water at a rate of , how fast is the water level rising when the water is deep?
A trough is long and its ends have the shape of isosceles triangles that are across at the top and have a height of . If the trough is being filled with water at a rate of , how fast is the water level rising when the water is deep?
Zhen ZhuLv5
13 Jul 2020