Verify the Given Identity $$\frac { \sin 5 x + \sin 3 x } { \cos 5 x + \cos 3 x } = \tan 4 x$$

question 102

Essay

Verify the given identity.
$$\frac { \sin 5 x + \sin 3 x } { \cos 5 x + \cos 3 x } = \tan 4 x$$

---

Definitions:

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, which can be tested and falsified through research and experimentation.

Case Study

A detailed analysis of a particular individual, group, event, or situation over a specific period of time, used for research purposes.

Case Study Method

An in-depth examination of one person or one group.

Replication

The process of copying or reproducing something, such as a study or an experiment, to ensure accuracy or verify results.