## test

kinerity
Posts: 10
Joined: Sun Nov 19, 2017 10:27 pm
Name: Kailey Truscott

### test

When $$a \ne 0$$, there are two solutions to $$ax^2 + bx + c = 0$$ and they are $$x = {-b \pm \sqrt{b^2-4ac} \over 2a}$$. - MathJax documentation

kinerity
$${5 \choose 2} = \frac{5 !}{2 ! \cdot 3 !}$$