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Find the first partial derivatives of the function.
Operating Costs
Expenses associated with the day-to-day functioning of a business, excluding costs related to production.
Service Hours
A measure of the time that employees or machines are actively providing services, often used in allocating service costs or assessing productivity.
Net Operating Income
The profit generated from a company's core business operations, excluding costs and expenses from financing and investing activities.
Unit Sales
The total quantity of product units that a company sells to its customers.
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