Harmon Ramirez

03/04/2023 · Escuela secundaria superior

13. Jika \( M=A^{3} \) dan \( A=\left[\begin{array}{cc}\frac{1}{2} \sqrt{3} & -\frac{1}{2} \\ \frac{1}{2} & \frac{1}{2} \sqrt{3}\end{array}\right] \), maka \( M\left[\begin{array}{l}2 \\ 1\end{array}\right]=\ldots \). \( \begin{array}{ll}\text { A. }\left[\begin{array}{c}-1 \\ -2\end{array}\right] & \text { D. }\left[\begin{array}{c}-2 \\ 1\end{array}\right] \\ \text { B. }\left[\begin{array}{c}-1 \\ 2\end{array}\right] & \text { E. }\left[\begin{array}{c}1 \\ -2\end{array}\right] \\ \text { C. }\left[\begin{array}{c}2 \\ -1\end{array}\right] & \end{array} \)