[单选题]

设向量组(Ⅰ):α1=(a11,a21,a31)T,α2=(a12,a22,a32)T,α3=(a13,a23,a33)T,向量组(Ⅱ):β1=(a11,a21,a31,a41)T,β2=(a12,a22,a32,a42)T,β3=(a13,a23,a33,a43)T,则(  ).

A.(Ⅰ)相关(Ⅱ)相关

B.(Ⅰ)无关(Ⅱ)无关

C.(Ⅰ)无关(Ⅱ)相关

D.(Ⅰ)相关(Ⅱ)无关

参考答案与解析:

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设向量组(Ⅰ):α1=(a11,a21,a31)T,α2=(a12,a22,a32)T,α3=(a13,a23,a33)T,向量组(Ⅱ):β1=(a11,a21,a31,a41)T,β2=(a12,a