Mathematics, 06.06.2020 22:59, mle531588

A tank contains 7000 L of pure water. Brine that contains 35 g of salt per liter of water is pumped into the tank at a rate of 25 L/min. The concentration of salt after t minutes (in grams per liter) is C(t) = 35t 280 + t . As t → [infinity], what does the concentration approach? g/L

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A tank contains 7000 L of pure water. Brine that contains 35 g of salt per liter of water is pumped...