Use a Double Angle Formula to Rewrite the Given Expression $$10 \cos ^ { 2 } x - 5$$

question 23

Multiple Choice

Use a double angle formula to rewrite the given expression. $$10 \cos ^ { 2 } x - 5$$

• A) \(5 \cos 5 x\)
• B) \(5 \cos 2 x\) ​
• C) \(10 \cos 2 x\) ​
• D) \(2 \cos 10 x\) ​
• E) \(2 \cos 5 x\) ​

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The psychological and physical strain or tension experienced by individuals in response to challenging, demanding, or threatening situations.

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The process of providing reasonable explanations for behaviors, decisions, or feelings that may otherwise seem unjustifiable.

Projection

A defense mechanism where an individual attributes their own unacceptable thoughts, feelings, or motives to someone else.

Compensation

Payment or reward given to someone, typically as a recompense for loss, injury, or suffering, or as part of employment terms.