Verify the Identity $$\csc u - \sin u = \cos u \cot u$$

question 131

Essay

Verify the identity.
- $$\csc u - \sin u = \cos u \cot u$$

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Definitions:

Ethical Problems

Moral dilemmas or issues that require a choice to be made between options that may be right or wrong according to ethical principles.

Ethnography

A qualitative research method used in social sciences to study cultures and communities through direct observation, participation, and interviews.

Participating

The act of taking part or being involved in an activity or event.

Observer

An individual or entity that watches or notices something without directly participating, often used in the context of research or surveillance.