Wykonaj działania :
1/2+2/3+3/4=
4+5i2/5+2i1/4=
6/7-5/6=
2i3/4-1i2/3=
4i1/3-5/6=
4i4/5-1i1/7=
8i1/2-6i5/7=
1/2 + 2/3+ 3/4 = 6/12 + 8/12 + 9/12 = 23/12 = 1 i 11/12
4 + 5 i 2/5 + 2 i 1/4 = 4/1 + 27/5 + 9/4 = 80/20 + 108/20 + 45/20 = 233/20 = 11 i 13/20
6/7 - 5/6 = 36/42 - 35/42 = 1/42
2 i 3/4 - 1 i 2/3 = 11/4 - 5/3 = 33/12 - 20/12 = 13/12 = 1 i 1/12
4 i 1/3 - 5/6 = 13/3 - 5/6 = 26/6 - 5/6 = 21/6 = 3 i 3/6
4 i 4/5 - 1 i 1/7 = 24/5 - 8/7 = 168/35 - 40/35 = 128/35 = 3 i 23/35
8 i 1/2 - 6 i 5/7 = 17/2 - 47/7 = 119/14 - 94/14 = 25/14 = 1 i 11/14
Mogłam się gdzieś rąbnąć w obliczeniach, więc za to przepraszam. Ale myślę, że wszystko jest dobrze.
Pozdrawiam!
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1/2 + 2/3+ 3/4 = 6/12 + 8/12 + 9/12 = 23/12 = 1 i 11/12
4 + 5 i 2/5 + 2 i 1/4 = 4/1 + 27/5 + 9/4 = 80/20 + 108/20 + 45/20 = 233/20 = 11 i 13/20
6/7 - 5/6 = 36/42 - 35/42 = 1/42
2 i 3/4 - 1 i 2/3 = 11/4 - 5/3 = 33/12 - 20/12 = 13/12 = 1 i 1/12
4 i 1/3 - 5/6 = 13/3 - 5/6 = 26/6 - 5/6 = 21/6 = 3 i 3/6
4 i 4/5 - 1 i 1/7 = 24/5 - 8/7 = 168/35 - 40/35 = 128/35 = 3 i 23/35
8 i 1/2 - 6 i 5/7 = 17/2 - 47/7 = 119/14 - 94/14 = 25/14 = 1 i 11/14
Mogłam się gdzieś rąbnąć w obliczeniach, więc za to przepraszam. Ale myślę, że wszystko jest dobrze.
Pozdrawiam!