• 试题 ID 29947


设 $\alpha_1=\left[\begin{array}{c}1 \\ 0 \\ -1\end{array}\right], \alpha_2=\left[\begin{array}{l}0 \\ 2 \\ 1\end{array}\right], \alpha_3=\left[\begin{array}{l}0 \\ 0 \\ 1\end{array}\right]$ ,用施密特正交化方法把这组向量标准化.
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解析:

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