Mathématiques

Question

svp comprend rien factorise les expressions et les reduire si possible H=( 5x+4)(x-2)+(5x+4)(8-3x) G=(x-2)(x+1)+(3-7x)(x-2) I =(5x+1)(x+6)+(5x+1) 2 merci
svp comprend rien factorise les expressions et les reduire si possible H=( 5x+4)(x-2)+(5x+4)(8-3x) G=(x-2)(x+1)+(3-7x)(x-2) I =(5x+1)(x+6)+(5x+1) 2

0 Commentaire.

1 Réponse

  • H = (5x + 4)(x - 2) + (5x + 4)(8 - 3x)
    H = (5x + 4)(x - 2 + 8 - 3x)
    H = (5x + 4)(- 2x + 6)

    G = (x - 2)(x + 1) + (3 - 7x)(x - 2)
    G = (x - 2)(x + 1 + 3 - 7x)
    G = (x - 2)(- 6x + 4)

    I = (5x + 1)(x + 6) + (5x + 1)²
    I = (5x + 1)(x + 6 + 5x + 1)
    I = (5x + 1)(6x + 7)

Autres questions