2i2/5-4/5+3i1/5= 5i1/12+2i7/12+5/12= 8i1/4+3i3/4-2i3/4=

2 i 2/5 - 4/5 + 3 i 1/5= 1 i 7/5 - 4/5 + 3 i 1/5= 1 i 3/5 + 3 i 1/5= 4 i 4/5 5 i 1/12 + 2 i 7/12 + 5/12= 7 i 13/12= 8 i 1/12 8 i 1/4 + 3 i 3/4 - 2 i 3/4 = 11 i 4/4 - 2 i 3/4 = 9 i 1/4

5i1/12-2i7/12+5/12= 8i1/4-3i3/4-2i3/4= 2i2/5-4/5+3i1/5=

5i1/12-2i7/12+5/12= 8i1/4-3i3/4-2i3/4= 2i2/5-4/5+3i1/5=...