# Post: Modified Date

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

\[\frac{1}{2\pi}\int_{-\infty}^{\infty}e^{-\frac{x^2}{2}}dx\]–

[p(\theta) = \mathbf{\prod}_{i,c}p(\mathbf{\theta}^i(c))] asdkk