Bonjour, j’aurais besoin d’aide pour ce numéro
simplifie les expressions suivantes. donne ta réponse en notation exponentielle dont la base est la plus petite et dont l’exposent est positif
a) 2³×8³
je sais que ça donne 16³, mais comment réduire?
sinon, j’ai aussi
b) 27²÷9^-3
merci

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