Find units that should be sold in order to maximize profits

Reference no: EM131015605

The total profit P(x) (in thousands of dollars) from the sale of x thousand units of a new prescription drug is given by P(x) = -x³ + 3x² + 72x (0 < x < 10). Find the units that should be sold in order to maximize profits using (a) 1st derivative test (b) 2nd derivative test (C) fermat points method.

Reference no: EM131015605

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