Suppose that copper is being projected to be extracted from a certain mine at a rate given by P'(t) : = 360e-0.08t where P(t) is measured in tons of copper and t is measured in years. (a) How many tons of copper is projected to be extracted during the second four year period? Give you answer to three decimal places. tons (b) How many tons of copper is projected to be extracted during the seventh and eighth years? Give you answer to three decimal places. tons

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