The y-parameters for the network shown in the figure can be represented by
1
\(\left[ y \right] = \left[ {\begin{array}{*{20}{c}} { - \frac{1}{5}}&{\frac{1}{5}} \\ {\frac{1}{5}}&{ - \frac{1}{5}} \end{array}} \right]\mho \)
2
\(\left[ y \right] = \left[ {\begin{array}{*{20}{c}} {\frac{1}{5}}&{ - \frac{1}{5}} \\ { - \frac{1}{5}}&{\frac{1}{5}} \end{array}} \right]\mho \)
3
\(\left[ y \right] = \left[ {\begin{array}{*{20}{c}} { - 5}&5 \\ 5&{ - 5} \end{array}} \right]\mho \)
4
\(\left[ y \right] = \left[ {\begin{array}{*{20}{c}} 5&{ - 5} \\ { - 5}&5 \end{array}} \right]\mho \)