Answers

2014-06-18T20:16:08+08:00
Ganto yan

ax^2+bx+c=0

ex:

2x^2+36x+13=0
x^2+5x+4=0
2x^2-3x-1=0
3x^2-6x-10=0
x^2+8-2=0
2 3 2