developer : A = x (3x-1)-(x+5)(6x-2)
Mathématiques
denizsanane
Question
developer : A = x (3x-1)-(x+5)(6x-2)
2 Réponse
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1. Réponse BaptMan
A=x(3x-1)-(x+5)(6x-2)
A=3x²-x-(6x²+30x-2x-10)
A=3x²-x-(6x²+28x-10)
A=-3x²-29x+10
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2. Réponse cloclo02
x(3x-1)-(x+5)(6x-2)
= 3x²-x-(6x²+2x+30x-10)
=3x²-x-(6x²+28x-10)
=-3x²-29x+10