5/x-2 + 1 = 14/x^2 - 4x +4 | (x - 2)^2 5(x-2) + (x-2)^2 = 14 5x -10 + x^2 - 4x +4 - 14 = 0 x^2 + x - 20 = 0 D = 1 + 4*20 = 81 = 9^2 x1 = (-1 + 9)/2 = 4 x2 = (-1-9)/2 = -5