设A为m阶方阵,B为n阶方阵,且已知|A|=a,|B|=b,则行列式=______.

设A为m阶方阵,B为n阶方阵,且已知|A|=a,|B|=b,则行列式<img src='https://img2.soutiyun.com/ask/uploadfile/6117001-6120000/5f03c2d915481df5a2dde5680f739bb0.jpg' />=______.

时间:2023-01-19 23:42:42

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