Find the Exact Circular Function Value $$\cos \frac { - 2 \pi } { 3 }$$

question 187

Multiple Choice

Find the exact circular function value.
- $$\cos \frac { - 2 \pi } { 3 }$$

• A) \(- \frac { \sqrt { 3 } } { 2 }\)
• B) \(- \frac { 1 } { 2 }\)
• C) \(\frac { \sqrt { 3 } } { 2 }\)
• D) undefined

---

Definitions:

Employee Logs

Records maintained by organizations to track employee activities, attendance, hours worked, and sometimes specific job duties or project progress.

Job Analysis Information

Data collected about a job, including responsibilities, work conditions, necessary skills, and outcomes, used for defining roles and expectations.

Unnecessary Job Requirements

Criteria for employment that are not essential for the performance of a job and may unjustly limit the pool of applicants.

Human Resource Management

The strategic approach to the effective management of people in an organization to help them gain a competitive advantage.