tolong sama penjelasan dan caranya

[tex] \lim_{x \to2} \frac{ x^{2} -5x+6}{ x^{2} +2x-8} \\ = \lim_{x \to2} \frac{(x-3)(x-2)}{(x+4)(x-2)} \\ = \lim_{x \to2} \frac{x-3}{x+4} \\ =\frac{2-3}{2+4} \\ = \frac{-1}{6} \\ =- \frac{1}{6} [/tex]