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2009-09-27T10:44:11+02:00
(2⅓)⁻⁶=(⁷/₃)⁻⁶=(³/₇)⁶=729/117649=
1 1 1
2009-09-27T10:45:13+02:00
(7/3 )do pot -6= (3/7) do pot6=729/117649
2009-09-27T10:55:05+02:00
(2⅓)⁻⁶=(⁷/₃)⁻⁶=(³/₇)⁶=729/117649=0.00619
:)