- Thread starter
- #1

- Thread starter jacks
- Start date

- Thread starter
- #1

- Mar 22, 2013

- 573

So, check if the additional discriminant (\(\displaystyle 8ac - 3b^2\)) is greater or smaller than 0. In this case, it is -1/3 < 0, and hence all the roots are distinct and real.

Last edited by a moderator:

- Moderator
- #3

- Feb 7, 2012

- 2,800