Question

${x}^{3}$
- x=0​

Answer 1

Ответ:

${x}^{3} - x = 0 \ x( {x}^{2} - 1) = 0 \ x(x - 1)(x + 1) = 0 \ x = 0 \ x - 1 = 0 \ x + 1 = 0 \ x1 = 0 \ x2 = 1 \ x3 = - 1$