list

Evaluate the following limit$.$ Use ritipliars Rule when it is convenient and applicable.

n $22$

$\underset{x-7}{lim}\frac{x^{2}13x42}{-63-2x{x}^2}$

$23$

n $24$

$\underset{x-x-63-2x{x}^2}{lim}\frac{x^{2}13x42}{(7\text{y}\text{p}\text{e}an\text{e}\text{x}\text{a}\text{c}\text{t}\text{a}\text{n}\text{s}\text{w}\text{e}\text{r})}$