Use a Calculator to Find the Approximate Value of the Expression

question 135

Multiple Choice

Use a calculator to find the approximate value of the expression. Round the answer to two decimal places.
- $\cos \frac { 2 \pi } { 7 }$

• A) \(0.62\)
• B) \(0.76\)
• C) \(1.00\)
• D) \(1.14\)

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Definitions:

Internal Locus

The belief that one has control over their own life and outcomes, rather than external forces having that control.

Control

The power to influence or direct people's behavior or the course of events.

Implicit Assumption

An unstated belief or premise that influences attitudes, actions, and decisions without explicit acknowledgment.

Behavioral Approach

A methodology focusing on understanding and modifying individuals' behaviors through studying their actions and reactions.