# Hyperbolic Functions: Graphs - question

1. Oct 26, 2009

### Slimsta

1. The problem statement, all variables and given/known data

$$\displaystyle \Large y = \ln (x + \sqrt{x^2 - 1})$$

2. Relevant equations

3. The attempt at a solution
i used my graphing calc.. but thats not the point.
how do i do this question? i mean, how do i find the graph of that function?

2. Oct 26, 2009

### lanedance

find and classify critical points, assymptotic behaviour & axis crossings, then put a line through the dots