Odpowiedzi

2009-04-28T11:54:33+02:00
103! - 102!
--------------- =
103! + 102!


102! *103 - 102!
--------------- =
102!*103 + 102!


102! *(103 - 1)
--------------- =
102!*(103 + 1)

(103 - 1)
--------------- = 102/104=51/52
(103 + 1)