Répondre :
Bonsoir,
H=(5+x)(8-3x)+(x+5)²
x+5 = 5+x
(5+x) ( 8-3x + x+5)
= (5+x) ( -2x +13)
Bonsoir,
Factoriser :
H = (5+x)(8-3x)+(x+5)²
H = (5+x)(8-3x+x+5)
H = (5+x)(13-3x+x)
H = (5+x)(13-2x)
Bonne soirée.
Bonsoir,
H=(5+x)(8-3x)+(x+5)²
x+5 = 5+x
(5+x) ( 8-3x + x+5)
= (5+x) ( -2x +13)
Bonsoir,
Factoriser :
H = (5+x)(8-3x)+(x+5)²
H = (5+x)(8-3x+x+5)
H = (5+x)(13-3x+x)
H = (5+x)(13-2x)
Bonne soirée.