TeX Quellcode:

\begin{array}{rcl}f(-4) &=& \dfrac{\sqrt[3]{\left((-4)^2+8\cdot(-4)+16\right)^3}}{\sqrt{17-4}} \\\\&=& \dfrac{\sqrt[3]{\left(16-32+16\right)^3}}{\sqrt{13}} \\\\&=& \dfrac{\sqrt[3]{0^3}}{\sqrt{13}}\\\\&=& 0\end{array}