Find the Exact Value of the Real Number Y $$y = \arccos \left( - \frac { \sqrt { 2 } } { 2 } \right)$$

question 366

Multiple Choice

Find the exact value of the real number y.
- $$y = \arccos \left( - \frac { \sqrt { 2 } } { 2 } \right)$$

• A) \(\frac { 7 \pi } { 4 }\)
• B) \(\frac { 3 \pi } { 4 }\)
• C) \(- \frac { \pi } { 4 }\)
• D) \(\frac { \pi } { 4 }\)

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Definitions:

Equilibrium

A balance between market demand and supply, resulting in steady prices.

Factor's Price

Refers to the price of inputs used in the production of goods or services, such as labor, raw materials, and capital.

Total Cost

The complete expenditure incurred by a firm in the production of goods or services, including both fixed and variable costs.

Product Demand

The desire and willingness of consumers to purchase a specific quantity of a good or service at a given price.