Posted on Jan 25, 2014

## Interest

# Stumblers Who Commented On This Page

## jcullinan8

### jcullinan8

This page is currently Dead

Posted on May 13, 2013

## capagira

### capagira

the square root of a negative number is undefined

Posted on Nov 14, 2012

## andywag

### Andy Wagner

Wow.... well if I dropped random numbers out of equations too, I would make assumptions too. I guess the 36 and 45 disappearing is a magic trick too right....

Posted on Oct 22, 2012

## pepper23

### pepper23

HERP DERP, I don't understand pre-algebra.

Posted on Jul 24, 2011

## vechtx

## vecht

sqrt(x^2) = |x|, not x. The error is on the 4th line. |4 - 9/2| is indeed equal to |5 - 9/2|.