HANKLORIS
Answered

bonsoir pouvez vs maider a factoriser :
(x + 7)²-25
svp !!!

Sagot :

Réponse:

Voici la solution pour la factorisation

View image CHLOE3389
DARKV14

[tex] {(x + 7) }^{2} - > (a + b {)}^{2} = a {}^{2} + 2ab + b {}^{2} [/tex]

[tex](x + 7 {)}^{2} - 25 = x {}^{2} + 14x + 49 - 25 = x {}^{2} + 14x + 24[/tex]