The concentration C of a medication in the bloodstream t
Chapter 2, Problem 76(choose chapter or problem)
The concentration C of a medication in the bloodstream t hours after being administered is modeled by the function C(t) = -0.002t 4 + 0.039t 3 - 0.285t 2 + 0.766t + 0.085 (a) After how many hours will the concentration be highest? (b) A woman nursing a child must wait until the concentration is below 0.5 before she can feed him. After taking the medication, how long must she wait before feeding her child?
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