x^3 = x
x^2 = 1 <=> x = 1 v x = -1
Odp . Równanie ma 2 rozwiązania (1 i -1)
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x^3 = x
x^2 = 1 <=> x = 1 v x = -1
Odp . Równanie ma 2 rozwiązania (1 i -1)