Fuente TeX:

\displaystyle \lim_{x \to 2} \frac{(x-1)(e^{x-2})}{2x^2-6x+4} \times \frac{x-2}{x-2} = \lim_{x \to 2} \frac{(x-1)(x-2)}{2x^2-6x+4} \times \frac{e^{x-2}-1}{x-2}