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-kt (a) If 25% of the Sr remains in the body after 90 days, write a function of the form Q(t)=Qe to model the
-kt (a) If 25% of the Sr remains in the body after 90 days, write a function of the form Q(t)=Qe to model the amount Q (t) of radioactivity in the body t days after the initial dose. Round the value of k to five decimal places. Do not round intermediate calculations. -0.01540 Q(t)=4e Alternate Answer: Q(t)=4e -0.01541 Part: 1/2 Part 2 of 2 (b) What is the biological half-life of Sr under this treatment? Round to the nearest day. Do not round intermediate calculations. 89 The biological half-life of Sr is approximately days. X 5
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Income Tax Fundamentals 2013
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
31st Edition
1111972516, 978-1285586618, 1285586611, 978-1285613109, 978-1111972516
