Images COS 4 X

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Cos 4 x. ). DX X X  + 2 4 cos sin 2. Cos 2x DX/4 - sin^2 2 x. 2 Cos 4 sin x DX  X . 4cos2x.
). DX X X  + 2 4 cos sin 2. Cos 2x DX/4 - sin^2 2 x. 2 Cos 4 sin x DX  X . 4cos2x.

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