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  • 13-09-2022
  • Mathematics
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a tank initially contains gal of pure water. brine containing lb of salt per gallon enters the tank at ​gal/min, and the​ (perfectly mixed) solution leaves the tank at ​gal/min. thus, the tank is empty after exactly . ​(a) find the amount of salt in the tank after t minutes. ​(b) what is the maximum amount of salt ever in the​ tank?

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