Find the Exact Value of the Expression If θ = $\mathrm { f } ( \theta ) = \cos \theta \quad$

question 173

Multiple Choice

Find the exact value of the expression if θ = 30°. Do not use a calculator.
- $\mathrm { f } ( \theta ) = \cos \theta \quad$ Find $[ \mathrm { f } ( \theta ) ] ^ { 2 }$ .

• A) \(\frac { \sqrt { 3 } } { 2 }\)
• B) \(\sqrt { 3 }\)
• C) \(\frac { 3 } { 4 }\)
• D) \(\frac { 1 } { 4 }\)

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Definitions:

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Viewing Aggression

The act of observing or interpreting aggressive behavior in oneself or others.

Imitate Aggressive

The action of copying aggressive behaviors seen in others, often learned through observation.

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A psychological concept that refers to how strongly individuals believe they have control over the situations and experiences that affect their lives.