Painful bone metastases are common in advanced prostate cancer. Physicians often order treatment with strontium-89...

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Painful bone metastases are common in advanced prostate cancer. Physicians often order treatment with strontium-89 (89 Sr), a radionuclide with a strong affinity for bone tissue. A patient is given a sample containing 4 mCi of 89SrPart 1 of 2(a) If 30% of the Sr remains in the body after 90 days, write a function of the form Q(t) = Q0e-kt to model the amount (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.Q (t) =

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