[7급 국가직 자동제어 2008년 16번]

1. ①$\frac{dx(t)}{dt}=\left[\begin{array}{cc}0& 1\\ 0& -3\end{array}\right]x(t)+\left[\begin{array}{c}0\\ 1\end{array}\right]u(t),y(t)=\left[\begin{array}{ccc}0& & 2\end{array}\right]x(t)$
2. ②$\frac{dx(t)}{dt}=\left[\begin{array}{cc}0& 1\\ -1& -2\end{array}\right]x(t)+\left[\begin{array}{c}0\\ 1\end{array}\right]u(t),y(t)=\left[\begin{array}{ccc}1& & 0\end{array}\right]x(t)$
3. ③$\frac{dx(t)}{dt}=\left[\begin{array}{cc}0& 1\\ -1& -2\end{array}\right]x(t)+\left[\begin{array}{c}1\\ -1\end{array}\right]u(t),y(t)=\left[\begin{array}{ccc}1& & 0\end{array}\right]x(t)$
4. ④$\frac{dx(t)}{dt}=\left[\begin{array}{cc}-4& 0\\ 0& -1\end{array}\right]x(t)+\left[\begin{array}{c}0\\ 1\end{array}\right]u(t),y(t)=\left[\begin{array}{ccc}1& & 0\end{array}\right]x(t)$

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출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)