<p>设A，B均为3阶矩阵且满足<img alt="" width="105" height="20" src="https://learnfile.20230611.cn/learnAppQuestion/ff/13/ff1383dfb47380fad44e678e9ae21ee3.png" style="width: 100%;height: auto;">，若矩阵<img alt="" width="102" height="67" src="https://learnfile.20230 - 线性代数（经管类）(04184)