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Mathematics, 10.12.2020 21:00 akai971

Exercice 2: la forme
19 On donne A =
d'une fraction simplifiée.
+3) (- 9). Calculer A en détaillant les étapes et donner le résultat sous
29 La somme de 5 nombres entiers consécutifs est égale à 70. A l'aide d'une équation, trouver ces 5 entiers.
39 Combien faut-il de temps pour parcourir 800 m à la vitesse moyenne de 40km/h?

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Exercice 2: la forme
19 On donne A =
d'une fraction simplifiée.
+3) (- 9). Calcul...
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