問(wèn)答題計(jì)算下列向量組的秩,并判斷該向量組是否線性相關(guān)β1=[1,-3,2,-1]r,β2=[-2,1,5,3]r,β3=[4,-3,7,1]r,β4=[-1,-11,8,-3]r,β5=[2,-12,30,6]r

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