Réponses

2014-02-19T20:58:14+01:00
Bonsoir
E = 16x² -40x +25 + (4x -5)(2x+3)
(4x -5)² + (4x -5)(2x+3)
(4x-5)(4x-5) +(2x+3)
(4x-5)(4x-5 +2x+3)
(4x-5)(6x -2)