The cost per unit is \( P(x) = \frac{C(x)}{x} = \frac{5000 + 120x - 0.5x^2}{x} = \frac{5000}{x} + 120 - 0.5x \), for \( x > 0 \).

Sun, 03 May 2026 01:30:27 +0000

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