« Fonctions circulaires/Fonction sinus » : différence entre les versions

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==Valeurs remarquables==
<center>
{| class="wikitable" width="80%"
|- align="center"
! width="10%" style="background:#CCCCCC"| ''α''
| width="10%" style="background:#FFFFFF" | <math>\scriptstyle 0</math>
| width="10%" | <math>\textstyle\frac{\pi}{6}</math>
| width="10%" | <math>\textstyle\frac{\pi}{4}</math>
| width="10%" | <math>\textstyle\frac{\pi}{3}</math>
| width="10%" style="background:#FFFFFF" | <math>\textstyle\frac{\pi}{2}</math>
| width="10%" | <math>\textstyle\frac{2\pi}{3}</math>
| width="10%" | <math>\textstyle\frac{3\pi}{4}</math>
| width="10%" | <math>\textstyle\frac{5\pi}{6}</math>
| width="10%" style="background:#FFFFFF" | <math>\scriptstyle\pi</math>
|- align="center"
! style="background:#CCCCCC" | sin ''α''
| style="background:#FFFFFF" | <math>\scriptstyle 0</math>
| <math>\textstyle\frac{1}{2}</math>
| <math>\textstyle\frac{\sqrt{2}}{2}</math>
| <math>\textstyle\frac{\sqrt{3}}{2}</math>
| style="background:#FFFFFF" | <math>\scriptstyle 1</math>
| <math>\textstyle\frac{\sqrt{3}}{2}</math>
| <math>\textstyle\frac{\sqrt{2}}{2}</math>
| <math>\textstyle\frac{1}{2}</math>
| style="background:#FFFFFF" | <math>\scriptstyle 0</math>
|- align="center"
! style="background:#CCCCCC" | ''α''
| style="background:#FFFFFF" | <math>\scriptstyle 0</math>
| <math>\scriptstyle -\textstyle\frac{\pi}{6}</math>
| <math>\scriptstyle -\textstyle\frac{\pi}{4}</math>
| <math>\scriptstyle -\textstyle\frac{\pi}{3}</math>
| style="background:#FFFFFF" | <math>\scriptstyle -\textstyle\frac{\pi}{2}</math>
| <math>\scriptstyle -\textstyle\frac{2\pi}{3}</math>
| <math>\scriptstyle -\textstyle\frac{3\pi}{4}</math>
| <math>\scriptstyle -\textstyle\frac{5\pi}{6}</math>
| style="background:#FFFFFF" | <math>\scriptstyle -\pi</math>
|- align="center"
! style="background:#CCCCCC" | sin ''α''
| style="background:#FFFFFF" | <math>\scriptstyle 0</math>
| <math>\scriptstyle -\textstyle\frac{1}{2}</math>
| <math>\scriptstyle -\textstyle\frac{\sqrt{2}}{2}</math>
| <math>\scriptstyle -\textstyle\frac{\sqrt{3}}{2}</math>
| style="background:#FFFFFF" | <math>\scriptstyle -1</math>
| <math>\scriptstyle -\textstyle\frac{\sqrt{3}}{2}</math>
| <math>\scriptstyle -\textstyle\frac{\sqrt{2}}{2}</math>
| <math>\scriptstyle -\textstyle\frac{1}{2}</math>
| style="background:#FFFFFF" | <math>\scriptstyle 0</math>
|}
</center>