Question

$$\lim _ { x \rightarrow \infty } \frac { 5 ^ { n + 1 } + x ^ { n + 1 } } { 5 ^ { n } - x ^ { n } }$$

Evaluate

$\lim_{x\to \infty}\frac{x^{n+1}+5^{n+1}}{5^{n}-x^{n}}$

Differentiate w.r.t. n

$\text{Indeterminate}$