QuestionFind the limit: $$\lim _{u \rightarrow-5} \frac{u+5}{u^{3}+125}$$ and simplify the expression.

Studdy Solution
Calculate the value of the limit.
$$\lim{u \rightarrow-5} \frac{1}{25 +25 +25} = \frac{1}{75}$$The simplified rational expression as $u$ approaches -5 is $\frac{1}{75}$.