oblicz:
(2/7)-1 -1 1/2=7/2-3/2=4/2=2
;))
rozwiązanie
2 - 1
-- - 1 1
7 --- = 7 3 4
2 --- -- ---- = ------------- = 2
2 2 2
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(2/7)-1 -1 1/2=7/2-3/2=4/2=2
;))
rozwiązanie
2 - 1
-- - 1 1
7 --- = 7 3 4
2 --- -- ---- = ------------- = 2
2 2 2