Encyclopedia > Railroads of the United States of America

  Article Content
 
  Search Encyclopedia

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

... the square" is to add a constant (i.e., in this case, a quantity that does not depend on x) to the expression to the left of "=", that will make it a perfect square ...

 
 
 
This page was created in 33.3 ms