Solve the Given Equation $\cos \theta = - \frac { \sqrt { 2 } } { 2 }$

question 82

Essay

Solve the given equation. $\cos \theta = - \frac { \sqrt { 2 } } { 2 }$

---

Definitions:

Community Treatment

A therapeutic approach that provides patients with mental health services within their own community instead of in hospitals or clinics.

Schizophrenia

A long-term mental health condition marked by altered cognition, perceptions, feelings, speech, self-identity, and actions.

Community Care

Strategies and policies designed to help individuals, especially those with disabilities or chronic illnesses, receive care within their own communities rather than in institutions.

Effective Features

Characteristics or aspects of an intervention or method that contribute to its success in achieving desired outcomes.