Odpowiedzi

2009-11-25T17:17:40+01:00
6 7 2
_ - _ + _ =35/15=2 i 5/15= 2 i 1/3
5 15 3

1 2 5
1 __ - __ +2 _ = 17/12
4 3 6
10 4 2
7 __ + 5 __ - 3 _ = 9 i 16/35
35 7 5
13 17 4
1 __ + __1 __=4
25 25 5
2009-11-25T17:18:15+01:00
Oblicz . ps : to ułamki .
6 7 2
_ - _ + _ =
5 15 3

6/5-7/15+2/3=18/15-7/15+10/15=21/15



1 2 5
1 __ - __ +2 _ =
4 3 6

1i1/4-2/3-2 i 5/6=1 i 3/12-8/12-2 i 10/12=
=1 i 3/12 - 3 i 18/12=-2 i 15/12=-3 i 3/12=-3i 1/4


10 4 2
7 __ + 5 __ - 3 _ =
35 7 5

7 i10/35 + 5 i 4/7 - 3 i 2/5=
=7 i10/35 + 5 i 20/35 - 3 i 14/35=12 i 30/35-3 i 14/35=9 i 16/35

13 17 4
1 __ + __1 __=
25 25 5

1 i 13/25+17/25+1i 4/5=
=1 i 30/25 + 1 i 20/25=
=2 i 50/25=
=3