Amount of medicine in the patient's bloodstream for decreasing high blood pressure reduces at the continuous percent rate of 27% per hour. This medicine is effective until amount in bloodstream drops 1.2 mg. The doctor prescribes the dose of 85 mg.
- State the function A which models amount of medicine remaining in bloodstream after t hours.
- About how long until 45 mg of medicine stays in patient's bloodstream? 1.2 mg?