Write the Following as an Algebraic Expression in U, U $\tan \left(\cos ^{-1} \frac{\mathrm{u}}{3}\right)$

question 386

Multiple Choice

Write the following as an algebraic expression in u, u > 0.
- $\tan \left(\cos ^{-1} \frac{\mathrm{u}}{3}\right)$

• A) \(\frac{\sqrt{u^{2}-9}}{u}\)
• B) \(\frac { u \sqrt { 9 - u ^ { 2 } } } { 9 - u ^ { 2 } }\)
• C) \(u ^ { 2 } \sqrt { 9 }\)
• D) \(\frac { \sqrt { 9 - u ^ { 2 } } } { u }\)

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Definitions:

Extraversion

A personality trait characterized by sociability, talkativeness, assertiveness, and high levels of emotional expressiveness.

Competence

The ability or skill to do something successfully or efficiently, often achieved through learning and practice.

Self-Esteem

An individual's sense of their own value and worth, or the degree to which they respect and feel confident about themselves.

Egocentrism

Egocentrism is the inability to differentiate between one's own perspective and someone else's perspective, often seen in early childhood development phases but can appear in behavior at any age.