Question

x во 3 степени+x=
СРОЧНО!!!

Answer 1

$x^3+x=0 \ x(x^2+1)=0 \ \ left { {{x=0} atop {x^2+1=0}} right. == textgreater left { {{x=0} atop {x^2=1}} right. == textgreater x=0; x=+-1 \ \ X=0$

Ответ x=0