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Mathematics, 21.03.2021 15:20 diiamondgraham1

A swimming pool is treated periodically to control harmful bacteria growth. The concentration of bacterial per cm³ after t days is given by
C(t)
in how many days after a treatment will be concentration be minimal ?


= 30t^2 -240t + 500
A swimming pool is treated periodically to control harmful bacteria growth.

The concentration of

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