Use the Half-Angle Formulas to Simplify the Expression $- \sqrt { \frac { 1 - \cos ( x - 3 ) } { 2 } }$

question 21

Multiple Choice

Use the half-angle formulas to simplify the expression. $- \sqrt { \frac { 1 - \cos ( x - 3 ) } { 2 } }$

• A) \(- \left| \sin \left( \frac { x - 3 } { 2 } \right) \right|\)
• B) \(- \left| \sin ^ { - 1 } \left( \frac { x + 3 } { 2 } \right) \right|\)
• C) \(- | \sin ( x - 3 ) |\)
• D) \(- \left| \sin ^ { - 1 } \left( \frac { x - 3 } { 2 } \right) \right|\)
• E) \(- \left| \sin \left( \frac { x + 3 } { 2 } \right) \right|\)

Understand the interaction between the endocrine system and the nervous system.

Recognize the effects of hormones on behavior and physiological processes.

Comprehend the role of the hypothalamus and pituitary gland in regulating endocrine functions.

Understand the methods and technologies used to study the brain's structure and function.

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