tyreque
tyreque
15.01.2020 • 
Mathematics

The concentration c (in mg/dl), of an antibiotic in a patient’s bloodstream per hour, t, is given by: c(t) = (50t)/(t^2+25) in order for the antibiotic to be effective, 4 or more mg/dl must be present in the bloodstream. when do you have to take the antibiotic after the initial dose? solve algebraically and graphically.

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