Complete the Identity $$\frac { \sin x + \sin y } { \cos x + \cos y } = ?$$

question 154

Multiple Choice

Complete the identity.
- $$\frac { \sin x + \sin y } { \cos x + \cos y } = ?$$

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

---

Definitions:

Incentive

Something that motivates or encourages someone to do something.

Quick Action

Immediate or prompt response to a situation, often requiring decisiveness and efficiency.

Maslow's Hierarchy

A psychological theory proposed by Abraham Maslow that outlines a five-tier model of human needs, depicted as hierarchical levels within a pyramid.

Factual Evidence

Factual evidence is information that can be verified and objectively proven to support assertions or conclusions.