Exercice 1, recopie et complète: a) 35=.....² b) -32 = (-2) ... c) 625= -(5)... d) 81=9..=3.. Exercice 2, calcule chaque expression: A= (-3)³+6x2² B= 7²-
Mathématiques
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Question
Exercice 1, recopie et complète:
a) 35=.....² b) -32 = (-2) ... c) 625= -(5)... d) 81=9..=3..
Exercice 2, calcule chaque expression:
A= (-3)³+6x2² B= 7²-5²x2³ B= 7²-5²x2³ C= (-0,4)²x10³-5x3²+(-3)²x2-
a) 35=.....² b) -32 = (-2) ... c) 625= -(5)... d) 81=9..=3..
Exercice 2, calcule chaque expression:
A= (-3)³+6x2² B= 7²-5²x2³ B= 7²-5²x2³ C= (-0,4)²x10³-5x3²+(-3)²x2-
1 Réponse
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1. Réponse alicethoret1
exercice 2
A= 15
B= -151