Question 1100632
{{{X^(2n)-1<0}}}
{{{(X^n-1)(X^n+1)<0}}}
The right hand term is always greater than or equal to 1 if {{{X>0}}}.
{{{X^n-1<0}}}
{{{X^n<1}}}
{{{X<1}}} 
So then,
{{{0<X<1}}}