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Suppose the quantity (in grams) of a radioactive substance present at time t is Q(t) = 9604 (7), where t is measured in months. a.

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Suppose the quantity (in grams) of a radioactive substance present at time t is Q(t) = 9604 (7), where t is measured in months. a. How much will be present in 7 months? b. How long will it take to reduce the substance to 4 grams? a. There will be grams of the substance present in 7 months. (Round to the nearest gram as needed.)

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