Question 1108979
{{{(x^2)^2-11(x^2)+18=0}}}


{{{((x^2)-2)((x^2)-9)=0}}}




If {{{x^2-2=0}}}, then {{{x=0+- sqrt(2)}}}.


If {{{x^2-9=0}}}, then {{{x=0+- 3}}}.