Evaluate the Radical Expression $\sqrt { - 12 }$ Without Using a Calculator

question 54

Multiple Choice

Evaluate the radical expression $\sqrt { - 12 }$ without using a calculator. If not possible, state the reason.

• A) -12
• B) -144
• C) 144
• D) 12
• E)not a real number

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Definitions:

Avoidable Costs

These are expenses that can be eliminated if a particular decision is made or if a certain action is avoided.

Eliminated Costs

Expenses removed from a budget or accounting records, often due to cost-cutting measures.

Constrained Resource

A factor within a production process that limits the output or efficiency, such as machinery capacity or raw material supply.

Contribution Margin

The amount remaining from sales revenue after variable expenses are deducted, indicating how much revenue is contributing to fixed costs and profit.