欧美精品综合一区二区三区

主演由赖乃倩 ,林皇辰 ,黄平乐 ,赵家玮 ,章宜静 ,杜品杰 ,洪淑俐 ..该片评分是10分,欧美精品综合一区二区三区上映于2015-04-02的郯城县 ,http://hhdy.org第一时间收录《欧美精品综合一区二区三区》的(英语，国语，原声版)并提供免费在线观看,本剧主要讲述：$$\begin{aligned} \boldsymbol{x} &=A^{-1} \boldsymbol{b}=\left[\begin{array}{cc}{\frac{2}{5}} & {\frac{1}{5}} \ {\frac{3}{10}} & {\frac{-1}{10}}\end{array}\right] \cdot\left[\begin{array}{c}{11} \ {-7}\end{array}\right] \ &=\left[\begin{array}{c}{\frac{-1}{5}} \ {\frac{4}{5}}\end{array}\right] \cdot\left[\begin{array}{c}{x} \ {y}\end{array}\right]=\left[\begin{array}{c}{\frac{-1}{5}} \ {\frac{4}{5}}\end{array}\right] \cdot 11+\left[\begin{array}{c}{\frac{-1}{5}} \ {\frac{4}{5}}\end{array}\right] \cdot(-7) \ &=\left[\begin{array}{c}{2} \ {3}\end{array}\right] \end{aligned}$$