Compléter quadratic equationsVersion en ligne A second equation grado1 two or quadratic equation of a variable is an equation that has the form of an algebraic sum of terms whose highest degree is two, that is, a quadratic equation can be represented by a second order polynomial or quadratic polynomial par rafael alberto parra galindo 1 provided method algorithms source parts quadratic solution solutions The and the solution of equations are of great antiquity . In Babylon to solve met . The result was also found independently in other of the world . In Greece , the mathematician Diophantus of Alexandria a method for solving such equations ( although the gave only one solution , even if the two are positive ) . Also mathematician Abraham bar Hiyya judeoespañol in his Liber embadorum discusses the of these equation s