Encyclopedia > Wikipedia:Painting basic topics

  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Quadratic formula

... this solution is real. (Geometrically, this means that the parabola described by the quadratic equation touches the x-axis in a single point.) If the discriminan ...

 
 
 
This page was created in 23.1 ms