O
1) Calcule o valor das expressões:
a) 6x{6x[6x(6+6): (6+6)] }: 36 =
b) 100:{48 +[(3x4 +8): (4x2+2)]=
c) 9+[4+2x(6-4)+(2+5)]-8 =
d) 150+{10-2x[(6+4:2)-(10-3)]} =
e) 180:{10+2x[20-45:(13-2x5)]}=
=