设 <img src="https://static.zxtiku.com/wangke/imgs/topic/282ac1ec9792b849112324b32d4b0ef5.jpg"/> 均为二阶方阵, <img src="https://static.zxtiku.com/wangke/imgs/topic/c2f369070115406c37fce0f2eb8935cb.jpg"/> 分别是 <img src="https://static.zxtiku.com/wangke/imgs/topic/282ac1ec9792b849112324b32d4b0ef5.jpg"/> 的伴随矩阵, 若 <img src="https://static.zxtiku.com/wangke/imgs/topic/c0c5ee35b357ee3968fa2113958dc928.jpg"/> 则分块矩阵 <img src="https://static.zxtiku.com/wangke/imgs/topic/a578314f230c7214334b140cd88caaf4.jpg"/> 的伴随矩阵为<br/> A、<img src="https://static.zxtiku.com/wangke/imgs/topic/bb1c0862170f7547dd0c8f6573d80f59.jpg"/><br/> B、<img src="https://static.zxtiku.com/wangke/imgs/topic/eb11d6595d04eaa2c9a3428c8292c26a.jpg"/><br/> C、<img src="https://static.zxtiku.com/wangke/imgs/topic/a5d1ec7d4e8d09f36d8083cdd26c6dbe.jpg"/><br/> D、<img src="https://static.zxtiku.com/wangke/imgs/topic/d8250f2891db31f53ef459fa857c1299.jpg"/>