<p>设<img src="https://learnfile.20230611.cn/learnAppQuestion/b9/a2/b9a227832db1e1e912c05e3a889bf79c.jpg" style="width: 100%;height: auto;">则矩阵<img src="https://learnfile.20230611.cn/learnAppQuestion/30/d5/30d56420b8d22266401d466a821a1339.jpg" style=" - 高等数学（工专）(00022)