Solve the Equation for Exact Solutions $4 \cos ^ { - 1 } x = \pi$

question 347

Multiple Choice

Solve the equation for exact solutions.
- $4 \cos ^ { - 1 } x = \pi$

• A) \(\left\{ \frac { \pi } { 4 } \right\}\)
• B) \(\left\{ \frac { \sqrt { 2 } } { 2 } \right\}\)
• C) \(\left\{ \frac { \sqrt { 3 } } { 2 } \right\}\)
• D) \(\left\{ \frac { 1 } { 2 } \right\}\)

---

Definitions:

Self-actualization

A concept in humanistic psychology representing the realization of one's potential and self-fulfillment as the highest expression of a person's ability.

Maslow

He theorized that people are motivated to achieve certain needs and that some needs take precedence over others, starting with physiological needs and ending with self-actualization.

Self-actualizers

Individuals who achieve their highest potential in their own unique way, fulfilling what Abraham Maslow termed self-actualization.

Emotionally Healthy People

Individuals who exhibit a high level of emotional intelligence, including awareness, control, and expression of emotions in a balanced and constructive manner.