Question 855093
Solve it how?  x is a variable.  Do you want to simplify the expression?  Common denominator is {{{x^3}}}.  You really have a rational expression.


{{{3x^2+2/x^3}}}
{{{(x^3/x^3)(3x^2)+2/x^3}}}
{{{(3x^5+2)/x^3}}}------------This is a way to show as rational expression.