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Mathematics, 17.03.2020 20:09 kamrulh278

A medicine is applied to a burn on a patient's arm. The area of the burn in square centimeters decreases exponentially ad is shown in the graph.

A. What fraction of the burn area remains each week?

B. Write an equation representing the area of the burn ,a, after t weeks

C. what is the area of the burn after 7 weeks? round to three decimal places

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