SOLUTION: The concentration of a drug in the body fluids is given by C=C0*e^−0.8t, where C0 is the initial dosage and t is the time in hours elapsed after administering the dose. If 45mg

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Question 1198346: The concentration of a drug in the body fluids is given by C=C0*e^−0.8t, where C0 is the initial dosage and t is the time in hours elapsed after administering the dose. If 45mg of a drug is given, how much time elapses until 28mg of the drug remains? Round your answer to two decimal places, if necessary.
Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!


Your question would mean, to solve for t, in , and you could begin by finding logarithms of both sides (base e).

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