Mathematics, 15.06.2021 14:00 koranbutterton

Tìm ma trận nghịch đảo của ma trận A= $\left[\begin{array}{ccc}1&3&6\\1&4&0\\1&5&15\\\end{array}\right] \\$

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Tìm ma trận nghịch đảo của ma trận A=...

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