factoriser: B = 8x - 12 - (2x - 3)^{2} + (2x - 3) je boque..
Mathématiques
marines13
Question
factoriser: B = 8x - 12 - (2x - 3)^{2} + (2x - 3) je boque..
1 Réponse
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1. Réponse huguettetrepon
8X -12-2X X 2-3X2 +2X-3=
8x -12- 4x-6+ 2x-3
8x-4x+2x-12-3
4x+2x-15
6x-15