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  • 4 years ago

PLEASE HELP! After a certain drug is injected into a patient, the concentration of C of the drug in the bloodstream is monitored. At time t>0 (in minutes since injection), the concentration (in mg/L) is given by the equation: C(t)=(45t)/(t^2+9) What is the highest concentration of the drug? Please show work.

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  1. giggles123
    • 4 years ago
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    After 3 minutes. and the maximum concentration at 3 min is 7.5mg/l all you had to do was to find the local maximum of the the function.

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