A: (x-1)(-5x+2) B:x(-5x+5)+2(x-1) C:5x(x-2)-(3x+2) svp aider moi
Mathématiques
adelinehellios5
Question
A: (x-1)(-5x+2)
B:x(-5x+5)+2(x-1)
C:5x(x-2)-(3x+2)
svp aider moi
B:x(-5x+5)+2(x-1)
C:5x(x-2)-(3x+2)
svp aider moi
2 Réponse
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1. Réponse loucand
Prend ta calculette!!:) -
2. Réponse Mbelgacem
A= (x-1)(-5x+2) = -5x² + 2x +5x -2
= -5x² +7x + 2
B = x(-5x+5)+2(x-1)
= -5x² + 5x + 2x -2
= - 5x² + 7x - 2
C = 5x(x-2)-(3x+2)
= 5x² - 10x - 3x -2
= 5x² - 13x -2