Question: Question Use a power reducing formula to simplify 20cos4 x Write your answer as an equivalent expression that does not any powers of sine or

 Question Use a power reducing formula to simplify 20cos4 x Write

your answer as an equivalent expression that does not any powers of

Question Use a power reducing formula to simplify 20cos4 x Write your answer as an equivalent expression that does not any powers of sine or cosine greater than 1 Note When entering your answer put parenthesis in with cosine e g cos 4x

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