Question 541779
Your problem:

{{{(5m^4+m^3-3m^2-m-2) / (m^2-1)}}}


Factor out (m-1)(m+1) which is (m^2-1) giving you:

{{{((m^2-1)(5m^2+m+2))/(m^2-1)}}}

The (m^2-1)/(m^2-1) cancle out leaving

{{{5m^2+m+2}}}