Question 418559
Solution: 

  (x^2+5x +4)/(x-3)^2*(x^2-9/(x+1)=
  (x+4)*(x+1)/(x-3)*(x-3)* (x-3)*(x+3)/(x+1)=
(x+3)*(x+4)/(x-3)= (x^2+7x+12)/(x-3)