SOLUTION: The function D(h)=7e^-0.3h can be used to find the number of milligrams D of a certain drug that is in a patient's bloodstream h nours after the drug has been administered. a, how

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Question 965088: The function D(h)=7e^-0.3h can be used to find the number of milligrams D of a certain drug that is in a patient's bloodstream h nours after the drug has been administered.
a, how many milligrams will be present after 2 hours?
b, when the number of milligrams reaches 1, the drug is to be administered again. After how many hours will the drug need to be administered?

Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
Not this, D(h)=7e^-0.3h
but instead
THIS: D(h)=7e^(-0.3h)

The rendering will give the more standard-like notation, .

Question (a) is fairly simple.

Question (b):





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