求下列矩阵的伴随矩阵，若可逆，求逆矩阵：[p=align:center][tex=4.571x2.786]075gCzZzsMRb6HYXYk9X99kndfbJ3U3QeBg7vJXXA4luJy1yxxuTOQvqIyyBqshLDWuFqgbusozdZjBR/QQkNQ==[/tex]
求下列矩阵的伴随矩阵，若可逆，求逆矩阵：[p=align:center][tex=4.571x2.786]075gCzZzsMRb6HYXYk9X99kndfbJ3U3QeBg7vJXXA4luJy1yxxuTOQvqIyyBqshLDWuFqgbusozdZjBR/QQkNQ==[/tex]
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