- TeX source:
- \begin{array}{rclcl} 0 &=& z-3z-88 &\vert& \text{p-q-Formel} \cr z_{1,2} &=& \dfrac{3}{2}\pm\sqrt{\left(-\dfrac32\right)^2 +88} \cr z_{1,2} &=& \dfrac32 \pm \sqrt{\dfrac{361}{4}}\cr\cr z_1 &=& \dfrac32 +\dfrac{19}{2} = 11 \cr z_2 &=& \dfrac32 - \dfrac{19}{2} = -8\end{array}