Verify the Identity $$\csc ^ { 2 } u - \cos u \sec u = \cot ^ { 2 } u$$

question 191

Essay

Verify the identity.
- $$\csc ^ { 2 } u - \cos u \sec u = \cot ^ { 2 } u$$

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Definitions:

Gender Schema

A cognitive framework that organizes beliefs and expectations related to gender, influencing how individuals perceive and engage with gendered aspects of society.

Masculine-looking

A term used to describe someone whose appearance or features are traditionally associated with male characteristics or societal expectations of masculinity.

Feminine-looking

Possessing physical features, expressions, or attire traditionally associated with women or considered characteristic of femininity.

Gender Identity

An individual's personal sense of their own gender, which may or may not correspond with the sex assigned at birth.