Math, asked by ritikjangra87, 3 months ago

prove that cos4x=cos⁴x-6cos²xsin²x+sin⁴x

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Answered by Aayushkumaryadav

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I am very sorry but I don't know this answer.

I am very sorry but I don't know this answer.

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I am very sorry but I don't know this answer.

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