TeX Quellcode:

\begin{array}{rclll} f(x) &=& \dfrac{1}{2 \cdot \ln(10)} \cdot 10^{-8x^4+9x^2} \cr \cr f\left(-\dfrac{3}{4}\right) &=& \dfrac{1}{2 \cdot \ln(10)} \cdot 10^{-8 \cdot \left(-\frac{4}{3}\right)^4+9 \cdot \left(-\frac{3}{4}\right)^2} &\approx& 73{,}79 \cr\cr f(0) &=& \dfrac{1}{2 \cdot \ln(10)} \cdot 10^{-8 \cdot 0^4+9 \cdot 0^2} &\approx& 0{,}22 \cr \cr f\left(\dfrac{3}{4}\right) &=& \dfrac{1}{2 \cdot \ln(10)} \cdot 10^{-8 \cdot \left(\frac{3}{4}\right)^4+9 \cdot \left(\frac{3}{4}\right)^2} &\approx& 73{,}79 \end{array}