Find an Exact Value $$\cos \frac { - 7 \pi } { 12 }$$

question 132

Multiple Choice

Find an exact value.
- $$\cos \frac { - 7 \pi } { 12 }$$

• A) \(\sqrt { 2 } - \sqrt { 6 }\)
• B) \(\sqrt { 6 } + \sqrt { 2 }\)
• C) \(\frac { \sqrt { 6 } - \sqrt { 2 } } { 4 }\)
• D) \(\frac { \sqrt { 2 } - \sqrt { 6 } } { 4 }\)

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Definitions:

Demand Curve

A visual representation detailing how consumer demand for a product changes in relation to its price.

Cost Function

A cost function describes the cost of producing a certain number of goods or services, taking into account factors like labor and materials.

Cartel Arrangement

An agreement among competing firms to control prices or production in a particular market, often to maximize collective profits.

Demand Curve

A visual chart that illustrates the connection between a product's price and the amount of it that consumers want to buy.