Sagot :
Bonjour,
A= (5x +9)²
B= (4x-9)(4x+9)
C= (10x+11) ( 15x+7 +12x -17) =
(10x+11) ( 27x -10)
D= (11x+8) ( 13x+3 +1 ) =
(11x+8) ( 13x +4)
E= 9a² -24ab +16b²
(3a +4b) (3a -4b)
Bonjour,
A= (5x +9)²
B= (4x-9)(4x+9)
C= (10x+11) ( 15x+7 +12x -17) =
(10x+11) ( 27x -10)
D= (11x+8) ( 13x+3 +1 ) =
(11x+8) ( 13x +4)
E= 9a² -24ab +16b²
(3a +4b) (3a -4b)