Sagot :
Réponse:
Bonjour
A = (-2x + 4)(9x-9)+(9x-9)
= (9x-9) ( -2x + 4 + 1)
= (9x-9)(-2x + 5)
= 9(x-1)(-2x+5)
Bonjour
A = (-2x + 4) (9x - 9) + (9x -9)
factoriser cette expression
A = (9x - 9)(-2x + 4 + 1)
A = 9(x - 1)(-2x + 5)
Réponse:
Bonjour
A = (-2x + 4)(9x-9)+(9x-9)
= (9x-9) ( -2x + 4 + 1)
= (9x-9)(-2x + 5)
= 9(x-1)(-2x+5)
Bonjour
A = (-2x + 4) (9x - 9) + (9x -9)
factoriser cette expression
A = (9x - 9)(-2x + 4 + 1)
A = 9(x - 1)(-2x + 5)