Question 265154
X/X+1 - 3/X-1 + 1
IF you mean?: 
{{{X/(X+1)-3/(X-1)+1}}}
{{{(X(X-1)-3(X+1))/(X+1)(X-1)+1}}}
{{{(X^2-X-3X-3)/(X^2-1)+1}}}
{{{(X^2-4X-3)/(X^2-1)+1}}} ans.