• 2021-04-14
    设(3(alpha_{1}-alpha)+2 (alpha_{2}+alpha)=5(alpha_{3}+alpha),) 试求向量` alpha=`_____,其中`alpha_{1}=(2,5,1,3)^{T}, alpha_{2}=(10,1,5,10)^{T}`,( alpha_{3}=(4,1,-1,1)^{T}。)
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