(x-3)^2/(x+1)(x-2)>0
\(\frac{(x - 3)^{2}}{(x + 1)(x - 2)} > 0\)\(\frac{(x - 3)(x - 3)}{(x + 1)(x - 2)} > 0\)\(\frac{x^{2} - 3x - 3x + 9}{x^{2} - 2x + x - 2} > 0\)\(\frac{x^{2} - 6x + 9}{x^{2} - x - 2} > 0\)
