A particular radioactive isotope has an activity, R millicuries at time t days, given by the equation

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A particular radioactive isotope has an activity, R millicuries at time t days, given by the equation R = 200 × 0.9^t. Find the value of dR/dt, when t = 8.

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

ISBN: 9781292183404

1st Edition

Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

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Question Posted: Aug 16, 2023 09:50 AM

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A particular radioactive isotope has an activity, R millicuries at time t days, given by the equation

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Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

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