The concentration, C, in mg/mL, of a drug in a patient's bloodstream t minutes after an injection is given by the formula 120t C= +2+36 (a) Find the concentration in a patient 3 minutes after receiving an injection. (b) Find the concentration in a patient 6 minutes after receiving an injection. www (a) The concentration in a patient 3 minutes after receiving an injection is mg/mL. (Type an integer or a simplified fraction.)

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