問題詳情
Let A =xyT, where t and y are two nonzero vectors of Rn, n ＞ 1. Which of the followingstatements is/are true?
(A) rank( A ) = 1 and the range space of A is Spanf{y}.
(B) rullity( A ) = 2 and the null space of A is Spanfe,{x，y}.
(C) Trace( A ) = 1 and det( A ) =0
(D) A is always diagonalizable.
(E) None of the above.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增