Odpowiedzi

2010-02-09T15:55:02+01:00
2010-02-09T15:55:29+01:00
A)2 i 3/4:1/7 -22 /6-(-5) =1/2+3/4:1/7-22/11=-25/100
1 5 1
2010-02-09T15:56:04+01:00
11/4:1/7-22/11=77/4-22/11=-0,25