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thelicorne31500
@thelicorne31500
April 2022
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Bonjour j’aurais besoin d’aide pour un devoir de maths pour demain / merci
Exercice 14:
Réduire, si possible, les expressions suivantes.
a) 6x * 3x b) 6x + 3x c) 6 + 3x
d) 6 * 3x e) -6x * 8x f) -6x + 8x
g) 7 - 4x2
h) 7 * (-4x2) i) -6x - 3x
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Teamce
Bonsoir,Réduire, si possible, les expressions suivantes:A = 6x * 3xA = 18x²B = 6x + 3x B = 9x C = 6 + 3xC = 3x + 6D = 6 * 3xD = 18xE = -6x * 8xE = -48x²F = -6x + 8xF = 2xG = 7 - 4x²G = -4x² + 7H = 7 * (-4x²)H = -28x²I = -6x - 3xI = -9xBonne soirée.
2 votes
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3POURTOI
IL MANQUE DEXPLIQUATION
Teamce
...
calinizou
Réponse :bonsoir6x×3x=18x²6x+3x=9x6+3x ça change pas6×3x=18x-6x×8x=-48x²-6x+8x=2x7-4x² ça change pas7×(4x²)=28x²-6x-3x=-9xExplications étape par étape :
3 votes
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3POURTOI
PK TU MA SUPRIMER
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