Réponses

  • Utilisateur Brainly
2014-10-23T15:18:45+02:00
(x - 1)(x - 2)(x - 3)
= (x - 1)(x² - 3x - 2x + 6)
= (x - 1)(x² - 5x + 6)
= x³ - 5x² + 6x - x² + 5x - 6
= x³ - 6x² + 11x - 6