Sagot :
bonsoir
- 10 + ( x + 5 )² - 2 x
= - 10 + ( x + 5 ) ( x + 5 ) - 2 x
= ( x + 5 ) ( - 10 - 2 x )
= ( x + 5 ) ( - 2 x - 10 )
bonjour
- 10 + ( x + 5 ) ² - 2 x
= - 2 ( x + 5 ) + ( x + 5 )²
= ( x + 5 ) ( -2 + x + 5 )
= ( x+5 ) ( x + 3 )
bonne journée