Question

${x}^{3}$
- x=0​

Answer 1

Ответ:

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