Simplify Write the Answer Using Positive Exponents Only $( - 3 a ) ^ { - 2 }$

question 273

Multiple Choice

Simplify. Write the answer using positive exponents only.
- $( - 3 a ) ^ { - 2 }$

• A) \(\frac { 1 } { 6 a ^ { 2 } }\)
• B) \(\frac { 1 } { 9 a ^ { 2 } }\)
• C) \(9 a ^ { 2 }\)
• D) \(\frac { 9 } { a ^ { 2 } }\)

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Definitions:

Comparative Advantage

The ability of a country or company to produce a particular good or service at a lower opportunity cost than its competitors.

Producing

The process of creating goods or services through the combination of labor, materials, and technology.

Comparative Advantage

The ability of an individual or group to carry out a particular economic activity more efficiently than another activity, compared to another individual or group.

Constant Costs

Expenses that remain unchanged over a certain range of output or scale of operation.