The total cost function is given by C = 2x² + 4x + 25. Then marginal cost at x = 10 is??
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Step-by-step explanation:
Marginal Cost is obtained by differentiating the function and then putting the value of the parameter given.
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⇒ We have, C(x)=2x^2-4x+5
⇒ Average cost =c(x)/x
⇒ Average cost =2x^2-4x+5/x
⇒ Average cost =2x-4+5/x
⇒ Now, substitute value of x=2
⇒ Average cost =2(2)-4+5/2
=5/2
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