The number of milligrams D h of a certain drug that is in a

Last updated: 2/26/2023

The number of milligrams D h of a certain drug that is in a patient s bloodstream h hours after the drug is injected is given by the following function 0 5h D h 20e When the number of milligrams reaches 3 the drug is to be injected again How much time is needed between injections Round your answer to the nearest tenth and do not round any intermediate computations hours