8. The concentration, c, of a drug in the bloodstream t hours after the drug was taken 5t c (t) = 12 +7 wherec is orally is given by measured in milligrams per litre. a) Calculate the average rate of change in the drug's concentration during the first two hours since ingestion. b) Estimate the rate at which the concentration is changing after exactly 4 hours.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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8. The concentration, c, of a drug in the
bloodstream t hours after the drug was taken
5t
c (t) =
12 +7 where c is
orally is given by
measured in milligrams per litre.
a) Calculate the average rate of change
in the drug's concentration during the
first two hours since ingestion.
b) Estimate the rate at which the
concentration is changing after exactly
4 hours.
Transcribed Image Text:8. The concentration, c, of a drug in the bloodstream t hours after the drug was taken 5t c (t) = 12 +7 where c is orally is given by measured in milligrams per litre. a) Calculate the average rate of change in the drug's concentration during the first two hours since ingestion. b) Estimate the rate at which the concentration is changing after exactly 4 hours.
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