SERIES E. - Cour internationale de Justice
Livret 2nde vers 1ère S. Equations et inéquations. Exercice 13 : 1- (5x - 1)(x - 9) - (x - 9)(2x - 1) = 0. (x - 9)[5x - 1 - (2x - 1)] = 0. (x - 9)(3x) = 0.
Livret 2nde vers 1ère S. Equations et inéquations. Exercice 13 : 1- (5x - 1)(x - 9) - (x - 9)(2x - 1) = 0. (x - 9)[5x - 1 - (2x - 1)] = 0. (x - 9)(3x) = 0.