Suppose (1,1)is a Critical Point of a Function F with Continuous

question 17

Multiple Choice

Suppose (1,1) is a critical point of a function f with continuous second derivatives. In the case of , , what can you say about f ?

• A) f has a local maximum at (1,1)
• B) f has a saddle point at (1,1)
• C) f has a local minimum at (1,1)

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Definitions:

Variable Costing

An accounting technique that considers only variable costs - those that vary with production levels - when calculating the cost of producing goods.

Net Operating Income

The earnings a business retains following the subtraction of operational costs, not including interest and taxes.

Net Operating Income

The financial gain a company receives from its essential business operations, prior to the removal of interest and tax costs.

Variable Costing

Variable costing is an accounting method that only includes variable production costs (direct materials, direct labor, and variable manufacturing overhead) in the cost of a product.