User:Gnarfel
From Wikipedia, the free encyclopedia
x
= −
b
+ −
s
q
r
t
(
b
2
− 4
a
c
) / 2
a
.
Views
User page
Discussion
Current revision
Navigation
Main Page
Contents
Featured content
Current events
Interaction
About Wikipedia
Community portal
Recent changes
Contact Wikipedia
Donate to Wikipedia
Help
Search