Sagot :
A=2(x+8)
=2x+16
B=3(x-2)
=3x-6
C= -4(8+2x)
= - 32-8x
D=-3(x-7)
=-3x +21
E=-4x(3x-2)
= -12(xau carre)+8x
F=(5x-1)×x
=5(x au carre) -x
☺☺
Réponse:
A=2(x+8)
=2×x+2×8
A=2x+16
B=3(x-2)
=3×x-3×2
B =3x-6
C=-4(8+2x)
=-4×8-4×2x
C=-32-8x
D=-3(x-7)
=-3×x-3-7
D=-3x+21
E=-4x(3x-2)
=-4x×3x-4×-2
E=-12x+8
F