• 试题 ID 32050


设向量组 $\alpha_1, \alpha_2, \alpha_3$ 线性无关,则下列向量组中线性无关的是()
A $\alpha_1+\alpha_2, \alpha_2+\alpha_3, \alpha_3-\alpha_1$
B $\alpha_1+2 \alpha_2, 2 \alpha_2+3 \alpha_3, 3 \alpha_3+\alpha_1$
C $\alpha_1+\alpha_2, \alpha_2+\alpha_3, \alpha_1+2 \alpha_2+\alpha_3$
D $\alpha_1-\alpha_2, \alpha_2-\alpha_3, \alpha_3-\alpha_1$
E
F
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解析:

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