calculer 1+2x3+4x5+6 placer deux parentheses dals lexpression precedente de facon a trouver 77

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Grade: Education Subject: mathematiques
calculer 1+2x3+4x5+6 placer deux parentheses dals lexpression precedente de facon a trouver 77
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1 + 2 x( (3 + 4) x 5) + 6 = 77