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Camelia17
@Camelia17
May 2019
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Bonjour j'ai un dm de maths à faire, l'exercice 83 et 86
Mercii beaucoup
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Numéro 86
aire rectangle 1 = 2 a ( a + 3) = 2 a² + 6 a
aire rectangle 2 = 2 a
aire rectangle 3 = ( 2 a)² = 4 a²
1) somme des 3 = 2 a² + 6 a + 2 a + 4 a² = 6 a² + 8 a
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Thanks 1
Camelia17
Pas grave :)
Camelia17
Mercii beaucoup c'est sûr ?
Camelia17
Mercii tu peux juste me dire c'est quelle question a chaque fois
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Salut , Qui est Cincinnatus svpp Mercii ! :)
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Qui est Cincinnatus ? Merciii :)
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Verified answer
Numéro 86aire rectangle 1 = 2 a ( a + 3) = 2 a² + 6 a
aire rectangle 2 = 2 a
aire rectangle 3 = ( 2 a)² = 4 a²
1) somme des 3 = 2 a² + 6 a + 2 a + 4 a² = 6 a² + 8 a