Solve the problem.The concentration of a certain drug in the bloodstream t minutes after swallowing a pill containing the drug can be approximated using the equation  where C(t) is the concentration in arbitrary units and t is in minutes. Find the rate of change of concentration with respect to time at  minutes.

A. -  units/min
B. -  units/min
C. -  units/min
D. -  units/min


Answer: D

Mathematics

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A.
B.
C.
D. ?

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