Drug absorption If a 100-milligram tablet of an asthma drug is taken orally and if none of the drug is present in the body when the tablet is first taken, the total amount A in the bloodstream after t minutes is predicted to be A = 100[1 - (0.9)] for 0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.2: Exponential Functions
Problem 37E
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Drug absorption If a 100-milligram tablet of an asthma
drug is taken orally and if none of the drug is present in the
body when the tablet is first taken, the total amount A in the
bloodstream after t minutes is predicted to be
A = 100[1 - (0.9)]
for
0<t< 10.
(a) Sketch the graph of the equation.
(b) Determine the number of minutes needed for 50 mil-
ligrams of the drug to have entered the bloodstream.
Transcribed Image Text:Drug absorption If a 100-milligram tablet of an asthma drug is taken orally and if none of the drug is present in the body when the tablet is first taken, the total amount A in the bloodstream after t minutes is predicted to be A = 100[1 - (0.9)] for 0<t< 10. (a) Sketch the graph of the equation. (b) Determine the number of minutes needed for 50 mil- ligrams of the drug to have entered the bloodstream.
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