The total cost to produce x handcrafted wagons is C(x) = 100 + 5x - x^2 + 5x^3. Find the marginal cost when x = 4. A. 424 B. 324 C. 237 D. 337
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The derivative of 100 is 0. The derivative of 5x^2 is 10x. The derivative of 5x^3 is 15x^2. So, the marginal cost function is C'(x) = 10x + 15x^2. Show more…
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