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  • 18-12-2018
  • Mathematics
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Sin (3pi/4) =_____ please help!!!

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Аноним Аноним
  • 18-12-2018

[tex]sin\frac{3}{4}\pi=sin(\pi-\frac{\pi}{4})=sin\frac{\pi}{4}=\frac{\sqrt2}{2}[/tex]

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