mikemendoza602 mikemendoza602

15-03-2024
Mathematics

Answered

the amount of a pollutant (measured as parts per million) in a local lake can be modeled by the function of A(t)=14(2.71)^(-0.16*t), where t is the number of years since government program was began to help clean up the lake. About how long will it take for the amount of pollutant to reach 7 parts per million?

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