The concentration of a drug in a patient's bloodstream t hours after injection is given by C = 45 t/18 +t^ 2
es
a. What is the concentration of the drug after 1 hours? (round answer to three decimal places)
8
b. How long does this drug stay in someone's bloodstream? Assume that the drug is out of the patients system
once the concentration has decreased to 0.7 %? (round to two decimal places)
hours
d. What is the end behavior of the function
as t → 00, C → - 00
as t → 00,- 45
as t → 00, C70
45
as t → 00, -
18
as t → 00, 00
e. Explain the meaning of the end behavior in the context of the problem. Please write in complete
sentences.