# Calculus: Derivatives: General Problems – #27962

Question: Let $f(x)=\frac{x-2}{x+1}$.

(a) Find the interval(s) where $f(x)$ is concave upward.

(b) Find the interval(s) where $f(x)$ is concave downward.

(c) Find the x-coordinate(s) of any point(s) of inflection.