If you want to see what they look like without typing them into your calc, just copy/paste them into google.
Thanks for the nice Google tip! It even supports 3d graphing (try
). It does with with HTML5 canvas, not flash or alien technologies.
You could graph both of them, just seperate with comma: https://www.google.c...1-(abs(x)-1)^2)
Here is a similar graph, in polar form: http://www.wolframal...) -2*sin(t) + 2
Here is the best 2d graph I've ever seen. Creators of the Maple software used it to create their product icon:http://www.wolframal...-pi/2 to 3*pi/2