A patient receives an injection of 1.9 milligrams of a drug, and the amount remaining in the bloodstream t hours later is A(t) =

Question

A patient receives an injection of 1.9 milligrams of a drug, and the amount remaining in the bloodstream t hours later is A(t) = 1.9e-0.05t. Find the instantaneous rate of change of this amount at the following intervals.

(a) just after the injection (at time t = 0).
 mg per hr

(b) after 8 hours (Round your answer to three decimal places.)
 mg per hr

Kunduz · Accepted Answer

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