<p>设行列式<img alt="" width="396" height="81" class="w-e-selected" src="https://learnfile.20230611.cn/learnAppQuestion/38/35/383589746635d53336c2c7afc8cb291e.png" style="width: 100%;height: auto;">，则<img alt="" width="24" height="30" src="https://learnf