[tex]Bonjour;\\\\\\1.\\\\\\a.\ -3(-3+2)=-3\times(-1)=3\ .\\\\\\b.\ 2\times(-3)+4=-6+4=-2\ .\\\\\\c.\ (-3+2)^2=(-1)^2=1\ .\\\\\\d.\ (-3)^2+2\times(-3)-4=9-6-4=9-10=-1\ .\\\\\\e.\ (-3)\times(-3+3)=(-3)\times0=0\ .\\\\\\f.\ -10-3\times(-3)=-10+9=-1\ .[/tex]
[tex]2.\\\\\\3-2+1-1+0-1=0\textit{ : c'est juste!}[/tex]
