On donne D = (2x -3) (5x +4) + (2x -3)²

Montrer, en détaillant les calculs, que D peut s'écrire, D = (2x -3) '7x +1)

By: USER6297
27 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
On donne D = (2x -3) (5x +4) + (2x -3)²

Montrer, en détaillant les calculs, que D peut s'écrire, D = (2x -3) '7x +1)
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Answer (129)

Best Answer
(107)
D= (2x - 3)(5x + 4) + (2x - 3)²
D= (2x - 3)(5x + 4 + 2x - 3)
D= (2x - 3)(7x + 1)
Answered on 27 Agustus 2025
(129)
D=(2x-3)(5x+4)+(2x-3)*
D=(2x-3)(5x+4)+(2x-3)(2x-3)
D=(2x-3)[(5x+4)+(2x-3)]
D=(2x-3)(5x+4+2x-3)
D=(2x-3)(7x+1)
Answered on 27 Agustus 2025

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