weingartmatt10 weingartmatt10

07-11-2016
Mathematics

contestada

Use the power-reducing formulas as many times as possible to rewrite the expression in terms of the first power of the cosine. 2 sin4 2x

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lizzythecoolkid lizzythecoolkid

07-11-2016

I guess you need to do 42x2=84

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