GWENDAL550 GWENDAL550 20-10-2013 Mathématiques Answered calcul-10+4²=(-3²) -5x3+4=(-200-70) /(-30)=-3+4x8=7+6x(-2)=-60/4=(-2)x(-5)x(+1)x(-6)=(-2)-(-5)-(+1)+(-6)=