<p>设矩阵<img alt="" width="69" height="51" src="https://learnfile.20230611.cn/learnAppQuestion/29/34/29348ab55635c1e5f715a9059705a9c8.png" style="width: 100%;height: auto;">，则行列式<img alt="" width="56" height="23" class="" src="https://learnfile.2023061