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其中 I 是单位矩阵。求逆矩阵通常可以通过以下几种方法： 1. 高斯-约当消元法 这是最常用的方法，通过行变换将矩阵 A 转换为单位矩阵，同时对单位矩阵进行相同的行变换，最终单位矩阵变为 A^-1。 2. …

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