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Mathematics, 25.09.2019 21:40 lowealiyah6755

Atank contains 5000 l of pure water. brine that contains 10 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) = 10t/200 + t
.
as
t → ∞,
what does the concentration approach?

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