Simplify the Expression $( \sqrt { 12 } + \sqrt { 10 } ) ( \sqrt { 12 } - \sqrt { 10 } )$

question 303

Multiple Choice

Simplify the expression. Assume all variables represent positive real numbers.
- $( \sqrt { 12 } + \sqrt { 10 } ) ( \sqrt { 12 } - \sqrt { 10 } )$

• A) 22
• B) 2
• C) \(12 + 2 \sqrt { 120 }\)
• D) \(12 - 4 \sqrt { 60 }\)

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Definitions:

Variable Costs

Costs that vary directly with the level of production or sales volume, such as raw materials and direct labor.

Average Operating Assets

The average value of the assets used in the normal course of business to generate operating income, often calculated over a period to assess performance.

Controllable Fixed Costs

Costs that management has the power to influence or change in the short term.

Budgetary Control

The process of monitoring financial budgets by comparing actual performance with the budgeted amounts to manage financial resources effectively.