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arctan(1) + arctan(1/2) + arctan(1/3) = π/2
Author:
Vincent Pantaloni
Topic:
Trigonometry
GeoGebra
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Chronomètre en secondes.
Pain au levain.
Minuterie simple avec javascript.
Termes d'une expression polynomiale.
Fonction-partie
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figure 1 DM de géométrie
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Aires de triangles (cas particulier 2)
Je_m_entraine_divisions_fractions_4
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