Question 635209
I'm assuming you want to graph this.



Simply graph the equation {{{y=x^2-2}}} but only graph the portion that's less than 0 on the x-axis like so


<img src="http://i150.photobucket.com/albums/s91/jim_thompson5910/Algebra%20dot%20com/8-6-20128-04-39PM.png" border="0" alt="Graph">


Note: make sure to draw an open circle at the endpoint (0,-2)