Find the Exact Values of S in the Given Interval $$[ - 2 \pi , \pi ) ; \cos ^ { 2 } \mathrm {~s} = \frac { 3 } { 4 }$$

question 27

Multiple Choice

Find the exact values of s in the given interval that satisfy the given condition.
- $$[ - 2 \pi , \pi ) ; \cos ^ { 2 } \mathrm {~s} = \frac { 3 } { 4 }$$

• A) \(- \frac { 5 \pi } { 3 } , - \frac { \pi } { 3 } , \frac { \pi } { 3 }\)
• B) \(- \frac { 5 \pi } { 3 } , - \frac { 4 \pi } { 3 } , - \frac { 2 \pi } { 3 } , - \frac { \pi } { 3 } , \frac { \pi } { 3 } , \frac { 2 \pi } { 3 }\)
• C) \(- \frac { 11 \pi } { 6 } , - \frac { 7 \pi } { 6 } , - \frac { 5 \pi } { 6 } , - \frac { \pi } { 6 } , \frac { \pi } { 6 } , \frac { 5 \pi } { 6 }\)
• D) \(- \frac { 11 \pi } { 6 } , - \frac { \pi } { 6 } , \frac { \pi } { 6 }\)

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Definitions:

Generalized Anxiety Disorder

A mental health disorder characterized by persistent and excessive worry about various aspects of life, beyond what might be expected from daily stresses.

Continually Tense

Experiencing persistent and ongoing feelings of tension or stress, without relaxation.

Apprehensive

Feeling anxious or fearful that something bad or unpleasant will happen.

Psychoanalytic Perspective

A theory of personality and therapeutic technique that attributes thoughts and actions to unconscious motives and conflicts.