Page 38 - Fixtures
P. 38

@ @RS@                    @óïŽbŽÿa@‡ÉÜa@ú†bjà@                         @

              VARIOUS                                     ()

                          )                     (A,E,I,O,U

              A,I,O,U     4                     7

                       .                        .V,R,S

        . 4 × 3 × 3 × 2 × 2 ×1×1 = 144                    ()

        A =m  f :A→B ( )                           B =n

.B A          m ≤n                 m >n

   .a1            .a2     .0
                               n . A = {a1,a2, … ,am }
a3
                                   n −1

                            . n −2

              .n × (n − 1)× (n − 2) × × (n − m + 1)
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