TeX Quellcode:

\begin{array}{rclll}\dfrac{10\cdot\left(-\dfrac{2}{5}\right)^2+4\cdot\left(-\dfrac{2}{5}\right)}{16\cdot\left(-\dfrac{2}{5}\right)-36\cdot\left(-\dfrac{2}{5}\right)^2} &=& \dfrac{3}{-\frac{2}{5}} \\0 &=& -\dfrac{15}{2}\end{array}