Exercice 1 question 2

May 22, 2026
00:03:07
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EXERCICE 1 : (brevet 2009)

2. Développer (x – 1) (x + 1) Justifier que 99 × 101 = 9 999 en utilisant le développement précédent.

Tags: corriges dnb entrainement exercices identites remarquables

  • Added by: Antoine Boulanger
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  • Updated on: May 22, 2026, 4:26 p.m.
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  • Type: Autre
  • Main language: French