Find the Exact Value of the Expression, If It Is $\sin \left( \sin ^ { - 1 } ( 2 / 3 ) \right)$

question 25

Short Answer

Find the exact value of the expression, if it is defined. $\sin \left( \sin ^ { - 1 } ( 2 / 3 ) \right)$

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Definitions:

Posttraumatic Stress Disorder (PTSD)

Syndrome characterized by physiological arousal associated with recurrent memories and dreams arising from a traumatic event that occurred months or years earlier.

Nigrostriatal Dopamine System

A pathway in the brain involved in movement control and regulation, often associated with conditions like Parkinson's disease when dysfunctional.

Lesions

Areas of tissue that have been damaged through injury or disease, affecting the function of the part.

Huntington Disease

A genetic disorder causing the progressive breakdown of nerve cells in the brain, characterized by movement, cognitive, and psychiatric disorders.