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Suppose the quantity (in grams) of a radioactive substance present at time t is Q(t) = 38,416 (7-0.3t), where t is measured in months. a. How much will be present in 4 months? b. How long will it take to reduce the substance to 16 grams? There will be grams of the substance present in 4 months. (Round to the nearest gram as needed.) SEP a ))

Suppose the quantity (in grams) of a radioactive substance present at time t is Q(t) = 38,416 (7-0.3t), where t is measured in months. a. How much will be present in 4 months? b. How long will it take to reduce the substance to 16 grams? There will be grams of the substance present in 4 months. (Round to the nearest gram as needed.) SEP a ))

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 15T
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Suppose the quantity (in grams) of a radioactive substance present at time t is Q(t) = 38,416 (7-0.3t), where t is measured in months. a. How much will be present in 4 months? b. How long will it take to reduce the substance to 16 grams? There will be grams of the substance present in 4 months. (Round to the nearest gram as needed.) SEP 5 A ((( W
Transcribed Image Text:Suppose the quantity (in grams) of a radioactive substance present at time t is Q(t) = 38,416 (7-0.3t), where t is measured in months. a. How much will be present in 4 months? b. How long will it take to reduce the substance to 16 grams? There will be grams of the substance present in 4 months. (Round to the nearest gram as needed.) SEP 5 A ((( W
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