               Điê ̉ m 1                                 !   "       #  $  $#     "           % Điê ̉ m 2           #  $          #  $        &  '  "("      % Điê ̉ m 3 )  $    *     &             &      $#      #  $           +    (       (      (    $  % Điê ̉ m 4 ,      '&  (    &  ,&  -  $#        $  '             *   Điê ̉ m 5 )    &  #       $  *  )    $  &      )  (     .'"      ',    $  #  $         (      Điê ̉ m 6 )   $  $  $  #         (  +  ($#     $          #    !(&  &        #     Điê ̉ m 7 +    "-       -          $  ,  &     $  *      $      -  &  *  $#  #      $   Điê ̉ m 8 )  &  $#            "    -        /    $#               )     #  $#            $  ''  Điê ̉ m 9 )        $$#  !)        (      01   ,$(  #-          -*   #  #  *  # Điê ̉ m cuối cu ̀ ng 2'      $      345      %4          "$      3 45      $#    %4                 #    '  (  &"  (          &    (  '"  '     #'  5      #  -#  &#        #  3/$"('#' /    3/    /('#   %,$#      3/$(&"     '   