4 a = input("valeur de a : ")
5 b = input("valeur de b : ")
6 c = input("valeur de c : ")
9 print "delta :", delta, "b^2 :",b**2
12 x1 = float((-b - sqrt(delta)))/(2*a)
13 x2 = float((-b + sqrt(delta)))/(2*a)
14 print "numerateur de x2", -b + sqrt(delta)
16 print "x1 :",x1,", x2 : ",x2,",x2 bis : ", x2b