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Estudos Gerais03/17/2024

6. Fatore estas expressôes. a)

  1. Fatore estas expressôes. a) E=sen9x+sen5x+2sen7xE=\operatorname{sen} 9 x+\operatorname{sen} 5 x+2 \cdot \operatorname{sen} 7 x b) E=cos4x+cos6x+cos8x+cos10xE=\cos 4 x+\cos 6 x+\cos 8 x+\cos 10 x

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