A contaminated lake is treated with a bactericide. The rate of increase in harmful bacteria t days
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A contaminated lake is treated with a bactericide. The rate of increase in harmful bacteria t days after the treatment is given by
where N(t) is the number of bacteria per milliliter of water. Since dN/dt is negative, the count of harmful bacteria is decreasing.
(A) Find the minimum value of dN/dt.
(B) If the initial count was 5,000 bacteria per milliliter, find N(t) and then find the bacteria count after 5 days.
(C) When (to two decimal places) is the bacteria count 1,000 bacteria per milliliter?
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A dNdt is negative meaning the count of harmful bacte...View the full answer
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College Mathematics For Business Economics, Life Sciences, And Social Sciences
ISBN: 978-0134674148
14th Edition
Authors: Raymond Barnett, Michael Ziegler, Karl Byleen, Christopher Stocker
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