A,B均为三阶矩阵,且|A|=2,|B|=3,则|-2A*B(上标)-1|=? 答案中给出了由于|A*|=|A|(上标)3-1 = |A||(上标)2设A,B均为三阶矩阵,且 |A|=2,|B|=3,则 |-2A*B(上标)-1| = ? 答案中给出了由于 |A*|=|A|(上标)3-1 = |A|(上标)2.我
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![A,B均为三阶矩阵,且|A|=2,|B|=3,则|-2A*B(上标)-1|=? 答案中给出了由于|A*|=|A|(上标)3-1 = |A||(上标)2设A,B均为三阶矩阵,且 |A|=2,|B|=3,则 |-2A*B(上标)-1| = ? 答案中给出了由于 |A*|=|A|(上标)3-1 = |A|(上标)2.我](/uploads/image/z/12535076-20-6.jpg?t=A%2CB%E5%9D%87%E4%B8%BA%E4%B8%89%E9%98%B6%E7%9F%A9%E9%98%B5%2C%E4%B8%94%7CA%7C%3D2%2C%7CB%7C%3D3%2C%E5%88%99%7C-2A%2AB%28%E4%B8%8A%E6%A0%87%29-1%7C%3D%3F+%E7%AD%94%E6%A1%88%E4%B8%AD%E7%BB%99%E5%87%BA%E4%BA%86%E7%94%B1%E4%BA%8E%7CA%2A%7C%3D%7CA%7C%28%E4%B8%8A%E6%A0%87%293-1+%3D+%7CA%7C%7C%28%E4%B8%8A%E6%A0%87%292%E8%AE%BEA%2CB%E5%9D%87%E4%B8%BA%E4%B8%89%E9%98%B6%E7%9F%A9%E9%98%B5%2C%E4%B8%94+%7CA%7C%3D2%2C%7CB%7C%3D3%2C%E5%88%99+%7C-2A%2AB%28%E4%B8%8A%E6%A0%87%29-1%7C+%3D+%3F+%E7%AD%94%E6%A1%88%E4%B8%AD%E7%BB%99%E5%87%BA%E4%BA%86%E7%94%B1%E4%BA%8E+%7CA%2A%7C%3D%7CA%7C%28%E4%B8%8A%E6%A0%87%293-1+%3D+%7CA%7C%28%E4%B8%8A%E6%A0%87%292.%E6%88%91)
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