TeX Quellcode:

\begin{array}{rcl}f'_{yx}(x,y,z) &=& \dfrac{3}{4}\cdot 2x^{2-1}y^{-\frac{1}{2}}z^3+8\cdot\dfrac{1}{3}x^{\frac{1}{3}-1}y^1\\\\&=& \dfrac{3}{2}xy^{-\frac{1}{2}}z^3+\dfrac{8}{3}x^{-\frac{2}{3}}y^1\end{array}