求解 {cc}{-4}&{-6}{1}&{1} | Microsoft Math Solver

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求值

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det(\left(\begin{matrix}-4&-6\\1&1\end{matrix}\right))

求矩阵的行列式。

-4-\left(-6\right)

对于 2\times 2 矩阵 \left(\begin{matrix}a&b\\c&d\end{matrix}\right)，行列式为 ad-bc。

2

将 -4 减去 -6。

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