Question: A model for the concentration at time t of a drug injected into the bloodstream is where a, b, and K are positive constants and

A model for the concentration at time t of a drug injected into the bloodstream is

where a, b, and K are positive constants and b > a. Sketch the graph of the concentration function. What does the graph tell us about how the concentration varies as time passes?

C(t) = K(eat e-b)

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