



 
The revenue from the sale of Q items is the price per item, P times the quantity sold Q. The profit is then the revenue minus the total cost TC. Thus the profit p(Q) is given by p(Q) = P x Q  TC The marginal revenue MR is the derivative of revenue as a function of Q. Verify that the value of Q that maximizes p(Q) also makes MR = MC. Harley  


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