mylab.pearson.com/Stu Math 150 Spring 2022 E Homework: HW 3.4 Optimization in Pharmacy HW Score: 11.11%, 1 of O Points: 0 of 1 If C(t) = 79.2te -0.13t ng ml measures the concentration, in -, of a drug in a person's system t hours after the drug is administered, how quickly is the conentration changing 14 hours from now? It is changing at units per hour. (Round to two decimal places.)