Solve the Problem $$\cos 3 x = \cos ^ { 3 } x - 3 \sin ^ { 2 } x \cos x$$

question 327

Essay

Solve the problem.
- $$\cos 3 x = \cos ^ { 3 } x - 3 \sin ^ { 2 } x \cos x$$

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Definitions:

Strategic Amnesia

A deliberate or calculated forgetfulness of historical facts, events, or experiences, often to avoid confrontation with uncomfortable truths.

Racist Aesthetic

An approach or preference in art, literature, or design that promotes or reinforces racial stereotypes, often subtly or subconsciously.

Antiracist Aesthetic

A style or approach in art, literature, and media that seeks to confront and challenge racism and promote racial equality.

Hotbed

An environment conducive to the rapid growth or development of something, often used in the context of innovation or the spread of ideas.