If $f ( x ) = 3 x - x ^ { 2 }$

question 133

Multiple Choice

If $f ( x ) = 3 x - x ^ { 2 }$ , find $f ^ { \prime } ( x )$ .

• A) \(3 - 4 x ^ { 2 }\)
• B) \(3 x ^ { 2 } - 4 x ^ { 3 }\)
• C) \(3 - 4 x\)
• D) \(6 - 4 x ^ { 2 }\)
• E) \(6 - 4 x\)
• F) \(3 - x\)
• G) \(3 x - x ^ { 2 }\)
• H) \(3 - 2 x\)

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Definitions:

Consumer Surplus

The discrepancy between the sum consumers are ready and able to spend on a good or service and the sum they end up paying.

Consumer Surplus

The distinction between the expected total consumer spending on a product or service and the real total paid.

Trade

The exchange of goods, services, or both between two parties, whether within the interior of a country or across international borders.

Comparative Advantage

The economic principle that a country should specialize in producing and exporting goods in which it has a lower opportunity cost than other countries.