x=-(1 i 1/3) do potęgi 2 + (-1 i jedna druga) do potęgi 2
x = -(4/3)² + (-3/2)² = -16/9 + 9/4 = -1 7/9 + 2 1/4 =
=-1 28/36 + 2 9/36 = -1 28/36 + 1 45/36 = 17/36
liczba przciwna do tej to
-17/36
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przeciwna to - ¹⁴⁵/₃₆
x=-(1 i 1/3) do potęgi 2 + (-1 i jedna druga) do potęgi 2
x = -(4/3)² + (-3/2)² = -16/9 + 9/4 = -1 7/9 + 2 1/4 =
=-1 28/36 + 2 9/36 = -1 28/36 + 1 45/36 = 17/36
liczba przciwna do tej to
-17/36