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44 ( )                                             (.)
27 ( )
                    175       17                                 ()
                              4
                     2
                                     40 ( )              38 ( )
               42 ( )
                                                   [MAΘ 2011]
                                                                 ()
                                                     . 27

               9( ) 3( )                                 27 ( )

                                                            8

                                                   [MAΘ 2011] ( )

1, 1, 1 ( )    1 , 3, 27 ( )         2, 4, 8 ( )   1, 3, 1 ( )

234            3 5 25                              55

                                                               ()

               ( )f (x) = (x − 11) x 2 − 10x + 21

                                  .

11 ( )         7( )                  4( )          3 ()

         −8, − 5, − 2, …, 2011                     [MAΘ 2011] ( )

674 ( )        673 ( )               672 ( )            671 ( )
 . 12                                              [MAΘ 2011] ( )
                    6

222 × 311 ( )  (221 × 311 ) (210 × 310 )           219 × 310 ( )
                                                                ()
                     36, 35 1 , 34 2 , …, − 30
                             33
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