Factoriser d= (2x -3)² - (-3x + 1)(2x + 3)
Mathématiques
EliseThms
Question
Factoriser d= (2x -3)² - (-3x + 1)(2x + 3)
1 Réponse
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1. Réponse Chaimaths
D= (2x -3)² - (-3x + 1)(2x + 3)
D= (2x -3)(2x -3) - (-3x + 1)(2x + 3)
D= (2x -3) [(2x -3) - (-3x + 1)]
D= (2x -3) [2x -3 + 3x + 1]
D= (2x -3)(5x -2)