Much of the information in these articles comes from the CIA World Factbook 2000 and the 2002 U.S. Department of State website. Somewhat Wikified.
... \frac{b}{a} \right) x + \frac{c}{a}=0 </math> which is equivalent to <math>x^2+\frac{b}{a}x=-\frac{c}{a}.</math> The equation is now in a form ...