- Thread starter
- Admin
- #1

- Feb 14, 2012

- 3,894

-----

The equations $x^2+ax+1=0$ and $x^2+bx+c=0$ have a common real root and the equations $x^2+x+a=0$ and $x^2+cx+b=0$ have a common real root. Find $a+b+c$.

-----

Remember to read the POTW submission guidelines to find out how to submit your answers!