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## Homework Statement

Find the range of the function [URL=http://imageshack.us/photo/my-images/225/msp205619ffihh51bgcch8h.gif/][PLAIN]http://img225.imageshack.us/img225/5896/msp205619ffihh51bgcch8h.gif[/URL][/PLAIN].

## Homework Equations

## The Attempt at a Solution

I tried to solve it but ended up with nothing. Without drawing a graph, how can i find its range? The only thing i can get is domain of f = |x| > 2 but i couldn't find the range. Can anyone help me? Thank you..