<p>矩阵<img alt="" width="91" height="47" src="https://learnfile.20230611.cn/learnAppQuestion/cd/8c/cd8c40d44c201d0d5b57dfa0fed9aef0.png" style="width: 100%;height: auto;">的伴随矩阵<img alt="" width="47" height="26" class="" src="https://learnfile.20230611