Factoriser B(x) = 6x^2+6x C(x)=(x+1)(x+2)+(x+1)(x-5) D(x) =4(2x+3)^2-(2x+3) E(x)=x(6x+5)+4(x-4)x Merci de votre aide
Mathématiques
jLagt
Question
Factoriser
B(x) = 6x^2+6x
C(x)=(x+1)(x+2)+(x+1)(x-5)
D(x) =4(2x+3)^2-(2x+3)
E(x)=x(6x+5)+4(x-4)x
Merci de votre aide
B(x) = 6x^2+6x
C(x)=(x+1)(x+2)+(x+1)(x-5)
D(x) =4(2x+3)^2-(2x+3)
E(x)=x(6x+5)+4(x-4)x
Merci de votre aide
2 Réponse
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1. Réponse laurance
B(x)=6x(x+1)
C(x)=(x+1)(x+2+x-5)=(x+1)(2x-3)
D(x)= (2x+3)( 4(2x+3) - 1 ) = (2x+3)(8x + 11)
E(x) = x( 6x +5 +4(x-4) )= x( 6x + 5 +4x -16) = x( 10x - 11) -
2. Réponse Anonyme
B(x) = 6x^2+6x
=(6x)(x+1)
C(x)=(x+1)(x+2)+(x+1)(x-5)
=(x+1)(x+2+x-5)
=(x+1)(2x-3)
D(x) =4(2x+3)^2-(2x+3)
=(2x+3)(4(2x+3)-1)
=(2x+3)(8x+11)
E(x)=x(6x+5)+4(x-4)x
=x(6x+5+4(x-4))
=x(6x+5+4x-16)
=x(10x-11)