Complete the Identity $$\frac { \sin \alpha + \sin \beta } { \cos \alpha + \cos \beta } = ?$$

question 127

Multiple Choice

Complete the identity.
- $$\frac { \sin \alpha + \sin \beta } { \cos \alpha + \cos \beta } = ?$$

• A) \(\tan \frac { \alpha + \beta } { 2 }\)
• B) \(\tan \alpha + \tan \beta\)
• C) \(\cot \frac { \alpha - \beta } { 2 }\)
• D) \(\tan \frac { \alpha - \beta } { 2 }\)

---

Definitions:

Liver

A vital organ located in the upper right quadrant of the abdomen, involved in numerous metabolic processes including detoxification, protein synthesis, and digestion.

Mummy Restraint

A restraint technique used primarily in pediatric care where a child's arms and legs are wrapped securely to limit movement, often for medical procedures.

Jacket Restraint

A device used to restrict a patient's movements for their safety or the safety of others, typically securing around the torso.

Wrist Restraint

A safety device used to prevent patients from injuring themselves or others by restricting their wrist movement, typically used in healthcare settings.