Sagot :
j'essaye de te le faire :)
H = (7-x+2)(7+x-2)
= (9-x)(5+x)
I = 5x²(x+3)
J = (5x-1-2x-3)(5x-1+2x+3)
= (3x-4)(7x+2)
Voila
j'essaye de te le faire :)
H = (7-x+2)(7+x-2)
= (9-x)(5+x)
I = 5x²(x+3)
J = (5x-1-2x-3)(5x-1+2x+3)
= (3x-4)(7x+2)
Voila