Amedication is administered to a patient and the
concentration of the medication in the
bloodstream is monitored. at time t> 0 (in hours
since giving the medication) the concentration, in
mg/l. is modeled by the graph of the rational
function on the right. approximately when does
the medication reach half of its highest
concentration in the patient's bloodstream?
1 hour
1 hour, 15 minutes
3 hours
3 hours, 45 minutes