Question

${x}^{3} - x = 0$
7 класс​

Answer 1

Ответ:

${x}^{3} - x = 0 \\ x( {x}^{2} - 1) = 0 \\ x = 0 \\ {x}^{2} - 1 = 0 \\ x = 1 \\ x = - 1 \\ otvet \: x1 = 1 \: \: \: \: x2 = 0 \: \: \: \: x = - 1$