Mengjamunur – Æfing 1 – Svör

  1. A\B = {9,8,7,6,5,4,3} og B\A = {-4,-3,-2,-1}
  2. A\B = {5,3,-5,-15,-25} og B\A = {-20,-1,6,8}
  3. A\B = {5,15,25,35,45}