# Calculus

posted by
**Alan**
.

Sketch the graph of f(x)=(x^2 + 2)/x^2 - 4.

Fund the vertical and horizontal asymptotes, the critical points, the points of inflection and the concavity.

posted by
**Alan**
.

Sketch the graph of f(x)=(x^2 + 2)/x^2 - 4.

Fund the vertical and horizontal asymptotes, the critical points, the points of inflection and the concavity.