Solve the Given Equation $2 \cos ^ { 2 } \theta - \cos \theta - 1 = 0$

question 15

Essay

Solve the given equation. $2 \cos ^ { 2 } \theta - \cos \theta - 1 = 0$

---

Definitions:

Lifestyle Changes

Modifications made to one's way of living, aiming to improve health, happiness, and well-being.

Overwhelming Feeling

An intense emotional state that exceeds the individual's capacity to manage or process effectively.

Permanent

Lasting or intended to last or remain unchanged indefinitely.

Temporary

Something not lasting or permanent, intended to last only for a limited period of time.