[理工] 線代-找basis
題目: Let W be the subspace of R^4 consisting of vectors of the form
[ X_1 ]
x= [ X_2 ] . All vectors x in W satisfy x1+x2-x3 = 0 and x2-x4 = 0
[ X_3 ]
[ X_4 ]
解答答案:
x1 = x3-x4 => 取 u1=(1,0,1,0)
x2 = x4 u2=(-1,0,0,1) //***
問題: 各位大大請問u2是不是寫錯了 我寫 (-1,1,0,1) 還是解答是對的?? 煩請解答
感謝..
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※ 編輯: thank1984 來自: 163.14.8.104 (03/23 16:49)
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