Sagot :
Bonjour,
E = (2x + 3) (3y + 5)
E = 2x (3y + 5) + 3 (3y + 5)
E = 6xy + 10x + 3 (3y + 5)
E = 6xy + 10x + 9y + 15
Bon Courage ; )
Bonjour,
E = (2x + 3) (3y + 5)
E = 2x (3y + 5) + 3 (3y + 5)
E = 6xy + 10x + 3 (3y + 5)
E = 6xy + 10x + 9y + 15
Bon Courage ; )